arkei | c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-en-20210920
submitted
26-09-2021 15:41

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General

Target

3e201fc20a90e669990e2994d2114b83.exe
Size

139KB
MD5

3e201fc20a90e669990e2994d2114b83
SHA1

24bfc9636c793e7ceb309b08e319b2d925a080bd
SHA256

c8c2f5565b13fbb60b89d11b7e71a03666c3afb2246b87e633cac8023bec0b24
SHA512

4dae9203c1003ca32600d153d7a9f08fa3c50d7c665ee81d4d7608d8f47354e48493d4bb39af2a3259c7882ca0ba38f4db52033b0df3ddf4321cb7118b228591

Malware Config

Extracted

Family

smokeloader

Version

2020

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32

Extracted

Family

redline

Botnet

installszxc

138.124.186.2:27999

Extracted

Family

redline

Botnet

z0rm1onbuild

45.156.21.209:56326

Extracted

Family

raccoon

Botnet

b2f2e53f9e27f901d453d8f6fbafe1b4d5266bb7

Attributes

url4cnc
https://t.me/hcdrom1

rc4.plain

Extracted

Family

raccoon

Botnet

5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes

url4cnc
https://t.me/agrybirdsgamerept

rc4.plain

Extracted

Family

redline

Botnet

Bliss

185.237.98.178:62607

Extracted

Family

redline

Botnet

karma

94.103.9.133:39323

Signatures

Arkei
Arkei is an infostealer written in C++.
stealer arkei
Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
botnet chinese_generic_botnet
Raccoon
Simple but powerful infostealer which was very active in 2019.
stealer raccoon
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 8 IoCs

resource	yara_rule
behavioral1/files/0x00050000000125c7-84.dat	family_redline
behavioral1/files/0x00050000000125c7-86.dat	family_redline
behavioral1/files/0x00050000000125c7-87.dat	family_redline
behavioral1/memory/2032-92-0x0000000000370000-0x000000000038E000-memory.dmp	family_redline
behavioral1/memory/1352-143-0x00000000007F0000-0x0000000000813000-memory.dmp	family_redline
behavioral1/memory/1352-146-0x0000000002010000-0x0000000002032000-memory.dmp	family_redline
behavioral1/memory/1756-154-0x00000000003E0000-0x00000000003FF000-memory.dmp	family_redline
behavioral1/memory/1756-155-0x0000000002070000-0x000000000208E000-memory.dmp	family_redline

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Arkei Stealer Payload 1 IoCs

stealer

resource	yara_rule
behavioral1/memory/1680-116-0x0000000000400000-0x000000000044D000-memory.dmp	family_arkei

Chinese Botnet Payload 1 IoCs

botnet

resource	yara_rule
behavioral1/memory/1780-144-0x0000000010000000-0x0000000010018000-memory.dmp	unk_chinese_botnet

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Downloads MZ/PE file

Executes dropped EXE 16 IoCs

pid	Process
1612	2338.exe
1552	2A3B.exe
728	2338.exe
1496	3498.exe
2032	3851.exe
1676	Stub.exe
1332	4859.exe
1620	4F4C.exe
1592	53EF.exe
1680	58D0.exe
1628	6205.exe
1756	SindonsWelfare_2021-09-26_15-02.exe
1352	SolanumsYoghurt_2021-09-26_14-52.exe
1780	fbf.exe
1640	Uuuocai.exe
1952	Uuuocai.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2A3B.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4F4C.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4F4C.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2A3B.exe

Deletes itself 1 IoCs

pid	Process
1244	Process not Found

Loads dropped DLL 7 IoCs

pid	Process
1612	2338.exe
1496	3498.exe
1680	58D0.exe
1680	58D0.exe
1680	58D0.exe
1680	58D0.exe
1680	58D0.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/files/0x00060000000125b7-61.dat	themida
behavioral1/memory/1552-64-0x0000000000FF0000-0x0000000000FF1000-memory.dmp	themida
behavioral1/files/0x00060000000125e8-104.dat	themida
behavioral1/memory/1620-107-0x0000000000C70000-0x0000000000C71000-memory.dmp	themida

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	2A3B.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	4F4C.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\M:	fbf.exe
File opened (read-only)	\??\N:	fbf.exe
File opened (read-only)	\??\T:	fbf.exe
File opened (read-only)	\??\U:	fbf.exe
File opened (read-only)	\??\E:	fbf.exe
File opened (read-only)	\??\J:	fbf.exe
File opened (read-only)	\??\L:	fbf.exe
File opened (read-only)	\??\P:	fbf.exe
File opened (read-only)	\??\Q:	fbf.exe
File opened (read-only)	\??\V:	fbf.exe
File opened (read-only)	\??\Y:	fbf.exe
File opened (read-only)	\??\Z:	fbf.exe
File opened (read-only)	\??\H:	fbf.exe
File opened (read-only)	\??\I:	fbf.exe
File opened (read-only)	\??\K:	fbf.exe
File opened (read-only)	\??\S:	fbf.exe
File opened (read-only)	\??\W:	fbf.exe
File opened (read-only)	\??\X:	fbf.exe
File opened (read-only)	\??\F:	fbf.exe
File opened (read-only)	\??\G:	fbf.exe
File opened (read-only)	\??\O:	fbf.exe
File opened (read-only)	\??\B:	fbf.exe
File opened (read-only)	\??\R:	fbf.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	Uuuocai.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	Uuuocai.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1552	2A3B.exe
1620	4F4C.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 604 set thread context of 1372	604	3e201fc20a90e669990e2994d2114b83.exe	27
PID 1612 set thread context of 728	1612	2338.exe	31

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft Ouigga\Uuuocai.exe	fbf.exe
File opened for modification	C:\Program Files (x86)\Microsoft Ouigga\Uuuocai.exe	fbf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3e201fc20a90e669990e2994d2114b83.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3e201fc20a90e669990e2994d2114b83.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3e201fc20a90e669990e2994d2114b83.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2338.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2338.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2338.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	58D0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	58D0.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	fbf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	fbf.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1352	timeout.exe

Modifies data under HKEY_USERS 49 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\WpadNetworkName = "Network 3"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0112000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\WpadDecisionTime = a004181fedb2d701	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26\WpadDecision = "0"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\WpadDecision = "0"	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26\WpadDecisionTime = 20e3d92bedb2d701	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26\WpadDecisionReason = "1"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26\WpadDecisionTime = a004181fedb2d701	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\WpadDecisionReason = "1"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0112000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\WpadDecision = "0"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26\WpadDecision = "0"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\96-7f-52-f2-21-26	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\WpadDecisionReason = "1"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\WpadDecisionTime = 20e3d92bedb2d701	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\WpadNetworkName = "Network 3"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2C92AAB1-4E3B-4E9B-A32B-8A62A9A10DEB}\96-7f-52-f2-21-26	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26\WpadDetectedUrl	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0112000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26\WpadDecisionTime = a004181fedb2d701	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\96-7f-52-f2-21-26\WpadDecisionReason = "1"	Uuuocai.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1372	3e201fc20a90e669990e2994d2114b83.exe
1372	3e201fc20a90e669990e2994d2114b83.exe
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
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1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1244	Process not Found

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1372	3e201fc20a90e669990e2994d2114b83.exe
728	2338.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeDebugPrivilege	1496	3498.exe
Token: SeDebugPrivilege	2032	3851.exe
Token: 33	2032	3851.exe
Token: SeIncBasePriorityPrivilege	2032	3851.exe
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeDebugPrivilege	1552	2A3B.exe
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeDebugPrivilege	1676	Stub.exe
Token: SeDebugPrivilege	1620	4F4C.exe
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeShutdownPrivilege	1244	Process not Found
Token: SeDebugPrivilege	1352	SolanumsYoghurt_2021-09-26_14-52.exe
Token: SeDebugPrivilege	1756	SindonsWelfare_2021-09-26_15-02.exe
Token: SeShutdownPrivilege	1244	Process not Found

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1244	Process not Found
1244	Process not Found
1244	Process not Found
1244	Process not Found

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1780	fbf.exe
1640	Uuuocai.exe
1952	Uuuocai.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 604 wrote to memory of 1372	604	3e201fc20a90e669990e2994d2114b83.exe	27
PID 604 wrote to memory of 1372	604	3e201fc20a90e669990e2994d2114b83.exe	27
PID 604 wrote to memory of 1372	604	3e201fc20a90e669990e2994d2114b83.exe	27
PID 604 wrote to memory of 1372	604	3e201fc20a90e669990e2994d2114b83.exe	27
PID 604 wrote to memory of 1372	604	3e201fc20a90e669990e2994d2114b83.exe	27
PID 604 wrote to memory of 1372	604	3e201fc20a90e669990e2994d2114b83.exe	27
PID 604 wrote to memory of 1372	604	3e201fc20a90e669990e2994d2114b83.exe	27
PID 1244 wrote to memory of 1612	1244	Process not Found	28
PID 1244 wrote to memory of 1612	1244	Process not Found	28
PID 1244 wrote to memory of 1612	1244	Process not Found	28
PID 1244 wrote to memory of 1612	1244	Process not Found	28
PID 1244 wrote to memory of 1552	1244	Process not Found	29
PID 1244 wrote to memory of 1552	1244	Process not Found	29
PID 1244 wrote to memory of 1552	1244	Process not Found	29
PID 1244 wrote to memory of 1552	1244	Process not Found	29
PID 1612 wrote to memory of 728	1612	2338.exe	31
PID 1612 wrote to memory of 728	1612	2338.exe	31
PID 1612 wrote to memory of 728	1612	2338.exe	31
PID 1612 wrote to memory of 728	1612	2338.exe	31
PID 1612 wrote to memory of 728	1612	2338.exe	31
PID 1612 wrote to memory of 728	1612	2338.exe	31
PID 1612 wrote to memory of 728	1612	2338.exe	31
PID 1244 wrote to memory of 1496	1244	Process not Found	32
PID 1244 wrote to memory of 1496	1244	Process not Found	32
PID 1244 wrote to memory of 1496	1244	Process not Found	32
PID 1244 wrote to memory of 1496	1244	Process not Found	32
PID 1244 wrote to memory of 2032	1244	Process not Found	33
PID 1244 wrote to memory of 2032	1244	Process not Found	33
PID 1244 wrote to memory of 2032	1244	Process not Found	33
PID 1496 wrote to memory of 1676	1496	3498.exe	34
PID 1496 wrote to memory of 1676	1496	3498.exe	34
PID 1496 wrote to memory of 1676	1496	3498.exe	34
PID 1496 wrote to memory of 1676	1496	3498.exe	34
PID 1244 wrote to memory of 1332	1244	Process not Found	36
PID 1244 wrote to memory of 1332	1244	Process not Found	36
PID 1244 wrote to memory of 1332	1244	Process not Found	36
PID 1244 wrote to memory of 1332	1244	Process not Found	36
PID 1244 wrote to memory of 1620	1244	Process not Found	37
PID 1244 wrote to memory of 1620	1244	Process not Found	37
PID 1244 wrote to memory of 1620	1244	Process not Found	37
PID 1244 wrote to memory of 1620	1244	Process not Found	37
PID 1244 wrote to memory of 1592	1244	Process not Found	39
PID 1244 wrote to memory of 1592	1244	Process not Found	39
PID 1244 wrote to memory of 1592	1244	Process not Found	39
PID 1244 wrote to memory of 1592	1244	Process not Found	39
PID 1244 wrote to memory of 1680	1244	Process not Found	41
PID 1244 wrote to memory of 1680	1244	Process not Found	41
PID 1244 wrote to memory of 1680	1244	Process not Found	41
PID 1244 wrote to memory of 1680	1244	Process not Found	41
PID 1244 wrote to memory of 1628	1244	Process not Found	43
PID 1244 wrote to memory of 1628	1244	Process not Found	43
PID 1244 wrote to memory of 1628	1244	Process not Found	43
PID 1680 wrote to memory of 1952	1680	58D0.exe	45
PID 1680 wrote to memory of 1952	1680	58D0.exe	45
PID 1680 wrote to memory of 1952	1680	58D0.exe	45
PID 1680 wrote to memory of 1952	1680	58D0.exe	45
PID 1952 wrote to memory of 1352	1952	cmd.exe	47
PID 1952 wrote to memory of 1352	1952	cmd.exe	47
PID 1952 wrote to memory of 1352	1952	cmd.exe	47
PID 1952 wrote to memory of 1352	1952	cmd.exe	47
PID 1628 wrote to memory of 1756	1628	6205.exe	48
PID 1628 wrote to memory of 1756	1628	6205.exe	48
PID 1628 wrote to memory of 1756	1628	6205.exe	48
PID 1628 wrote to memory of 1756	1628	6205.exe	48

C:\Users\Admin\AppData\Local\Temp\3e201fc20a90e669990e2994d2114b83.exe
"C:\Users\Admin\AppData\Local\Temp\3e201fc20a90e669990e2994d2114b83.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:604
- C:\Users\Admin\AppData\Local\Temp\3e201fc20a90e669990e2994d2114b83.exe
  "C:\Users\Admin\AppData\Local\Temp\3e201fc20a90e669990e2994d2114b83.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:1372

C:\Users\Admin\AppData\Local\Temp\2338.exe
C:\Users\Admin\AppData\Local\Temp\2338.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Users\Admin\AppData\Local\Temp\2338.exe
  C:\Users\Admin\AppData\Local\Temp\2338.exe
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious behavior: MapViewOfSection
  PID:728

C:\Users\Admin\AppData\Local\Temp\2A3B.exe
C:\Users\Admin\AppData\Local\Temp\2A3B.exe
1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:1552

C:\Users\Admin\AppData\Local\Temp\3498.exe
C:\Users\Admin\AppData\Local\Temp\3498.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1496
- C:\ProgramData\Stub.exe
  "C:\ProgramData\Stub.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1676

C:\Users\Admin\AppData\Local\Temp\3851.exe
C:\Users\Admin\AppData\Local\Temp\3851.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2032

C:\Users\Admin\AppData\Local\Temp\4859.exe
C:\Users\Admin\AppData\Local\Temp\4859.exe
1⤵
- Executes dropped EXE
PID:1332

C:\Users\Admin\AppData\Local\Temp\4F4C.exe
C:\Users\Admin\AppData\Local\Temp\4F4C.exe
1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:1620

C:\Users\Admin\AppData\Local\Temp\53EF.exe
C:\Users\Admin\AppData\Local\Temp\53EF.exe
1⤵
- Executes dropped EXE
PID:1592

C:\Users\Admin\AppData\Local\Temp\58D0.exe
C:\Users\Admin\AppData\Local\Temp\58D0.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\58D0.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1952
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 5
    3⤵
    - Delays execution with timeout.exe
    PID:1352

C:\Users\Admin\AppData\Local\Temp\6205.exe
C:\Users\Admin\AppData\Local\Temp\6205.exe
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe
  "C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1756
- C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe
  "C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1352
- C:\Users\Admin\AppData\Local\Temp\fbf.exe
  "C:\Users\Admin\AppData\Local\Temp\fbf.exe"
  2⤵
  - Executes dropped EXE
  - Enumerates connected drives
  - Drops file in Program Files directory
  - Checks processor information in registry
  - Suspicious use of SetWindowsHookEx
  PID:1780

C:\Program Files (x86)\Microsoft Ouigga\Uuuocai.exe
"C:\Program Files (x86)\Microsoft Ouigga\Uuuocai.exe"
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1640
- C:\Program Files (x86)\Microsoft Ouigga\Uuuocai.exe
  "C:\Program Files (x86)\Microsoft Ouigga\Uuuocai.exe" Win7
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  - Suspicious use of SetWindowsHookEx
  PID:1952

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/604-56-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/1244-57-0x0000000002A20000-0x0000000002A36000-memory.dmp

Filesize
88KB

Download
memory/1244-90-0x0000000003B40000-0x0000000003B56000-memory.dmp

Filesize
88KB

Download
memory/1332-102-0x00000000003B0000-0x0000000000B43000-memory.dmp

Filesize
7.6MB

Download
memory/1332-99-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

Download
memory/1332-100-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/1332-101-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/1332-97-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/1332-96-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/1332-98-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download
memory/1352-146-0x0000000002010000-0x0000000002032000-memory.dmp

Filesize
136KB

Download
memory/1352-143-0x00000000007F0000-0x0000000000813000-memory.dmp

Filesize
140KB

Download
memory/1352-148-0x0000000000660000-0x0000000000697000-memory.dmp

Filesize
220KB

Download
memory/1352-149-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1352-150-0x00000000047E1000-0x00000000047E2000-memory.dmp

Filesize
4KB

Download
memory/1352-151-0x00000000047E2000-0x00000000047E3000-memory.dmp

Filesize
4KB

Download
memory/1352-152-0x00000000047E3000-0x00000000047E4000-memory.dmp

Filesize
4KB

Download
memory/1352-153-0x00000000047E4000-0x00000000047E6000-memory.dmp

Filesize
8KB

Download
memory/1372-53-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1372-55-0x0000000075661000-0x0000000075663000-memory.dmp

Filesize
8KB

Download
memory/1496-81-0x0000000004B10000-0x0000000004B11000-memory.dmp

Filesize
4KB

Download
memory/1496-76-0x00000000008F0000-0x00000000008F1000-memory.dmp

Filesize
4KB

Download
memory/1552-72-0x0000000002DE0000-0x0000000002DE1000-memory.dmp

Filesize
4KB

Download
memory/1552-64-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

Filesize
4KB

Download
memory/1592-129-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/1592-120-0x0000000000270000-0x0000000000300000-memory.dmp

Filesize
576KB

Download
memory/1620-111-0x0000000002CB0000-0x0000000002CB1000-memory.dmp

Filesize
4KB

Download
memory/1620-107-0x0000000000C70000-0x0000000000C71000-memory.dmp

Filesize
4KB

Download
memory/1628-127-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1676-91-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

Filesize
4KB

Download
memory/1676-88-0x0000000001370000-0x0000000001371000-memory.dmp

Filesize
4KB

Download
memory/1680-116-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/1680-115-0x0000000000280000-0x00000000002AD000-memory.dmp

Filesize
180KB

Download
memory/1756-158-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/1756-159-0x0000000002101000-0x0000000002102000-memory.dmp

Filesize
4KB

Download
memory/1756-157-0x00000000002D0000-0x0000000000300000-memory.dmp

Filesize
192KB

Download
memory/1756-160-0x0000000002102000-0x0000000002103000-memory.dmp

Filesize
4KB

Download
memory/1756-161-0x0000000002103000-0x0000000002104000-memory.dmp

Filesize
4KB

Download
memory/1756-154-0x00000000003E0000-0x00000000003FF000-memory.dmp

Filesize
124KB

Download
memory/1756-155-0x0000000002070000-0x000000000208E000-memory.dmp

Filesize
120KB

Download
memory/1756-162-0x0000000002104000-0x0000000002106000-memory.dmp

Filesize
8KB

Download
memory/1780-144-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/1780-141-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/1780-140-0x0000000000540000-0x00000000005FC000-memory.dmp

Filesize
752KB

Download
memory/2032-132-0x000000001A826000-0x000000001A845000-memory.dmp

Filesize
124KB

Download
memory/2032-92-0x0000000000370000-0x000000000038E000-memory.dmp

Filesize
120KB

Download
memory/2032-83-0x000000001A820000-0x000000001A822000-memory.dmp

Filesize
8KB

Download
memory/2032-82-0x0000000000F90000-0x0000000000F91000-memory.dmp

Filesize
4KB

Download