chinese_generic_botnet | 2532854386c2ac90a742a4cb593fa2502f261ff2909444de7415ea175285b89b

Analysis

max time kernel
85s
max time network
153s
platform
windows7_x64
resource
win7-en-20210920
submitted
26-09-2021 15:01

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General

Target

E945.exe
Size

780KB
MD5

b2d8e3fc81ee69664d1221439ffd9ee8
SHA1

c325fe65f692c8ee023f12f41cbb0663d658b917
SHA256

2532854386c2ac90a742a4cb593fa2502f261ff2909444de7415ea175285b89b
SHA512

d31b225f989b75c02e09660aa5ec70e6a92b901567c823b38a726ed9735d60df755fbd9f80fb12a34e835253707a3ba8e0318f233b54794e55b79f785287976f

Score

10^/10

chinese_generic_botnet redline bliss karma botnet discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

karma

94.103.9.133:39323

Extracted

Family

redline

Botnet

Bliss

185.237.98.178:62607

Signatures

Generic Chinese Botnet
A botnet originating from China which is currently unnamed publicly.
botnet chinese_generic_botnet
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1612-64-0x0000000002270000-0x0000000002293000-memory.dmp	family_redline
behavioral1/memory/804-65-0x0000000002080000-0x000000000209F000-memory.dmp	family_redline
behavioral1/memory/804-67-0x00000000020A0000-0x00000000020BE000-memory.dmp	family_redline
behavioral1/memory/1612-66-0x00000000022A0000-0x00000000022C2000-memory.dmp	family_redline

Chinese Botnet Payload 1 IoCs

botnet

resource	yara_rule
behavioral1/memory/972-81-0x0000000010000000-0x0000000010018000-memory.dmp	unk_chinese_botnet

Executes dropped EXE 5 IoCs

pid	Process
804	SindonsWelfare_2021-09-26_15-02.exe
1612	SolanumsYoghurt_2021-09-26_14-52.exe
972	fbf.exe
1380	Uuuocai.exe
1768	Uuuocai.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
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

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

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 processor information in registry 2 TTPs 2 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	fbf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	fbf.exe

Modifies data under HKEY_USERS 49 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab\WpadDecisionTime = 600a6585e7b2d701	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab\WpadDecision = "0"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\WpadDecisionTime = 80e43b96e7b2d701	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\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\WpadDecision = "0"	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\ZoneMap\	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "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\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}	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\ZoneMap\UNCAsIntranet = "0"	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\Cookies\CachePrefix = "Cookie:"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab\WpadDecisionReason = "1"	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab\WpadDecisionTime = 600a6585e7b2d701	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\WpadNetworkName = "Network 3"	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	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\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\WpadDecisionReason = "1"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab\WpadDecisionReason = "1"	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab\WpadDecision = "0"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\WpadDecisionReason = "1"	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\WpadNetworkName = "Network 3"	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\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\da-2b-41-c5-67-ab	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\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\da-2b-41-c5-67-ab	Uuuocai.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	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
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\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab\WpadDecisionTime = 80e43b96e7b2d701	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\WpadDecisionTime = 600a6585e7b2d701	Uuuocai.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Uuuocai.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\da-2b-41-c5-67-ab\WpadDetectedUrl	Uuuocai.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C1C31C1C-F05A-491E-B347-73A8CB2665BE}\WpadDecision = "0"	Uuuocai.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
804	SindonsWelfare_2021-09-26_15-02.exe
1612	SolanumsYoghurt_2021-09-26_14-52.exe
804	SindonsWelfare_2021-09-26_15-02.exe
1612	SolanumsYoghurt_2021-09-26_14-52.exe
972	fbf.exe
1380	Uuuocai.exe
972	fbf.exe
1768	Uuuocai.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	804	SindonsWelfare_2021-09-26_15-02.exe
Token: SeDebugPrivilege	1612	SolanumsYoghurt_2021-09-26_14-52.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
972	fbf.exe
1380	Uuuocai.exe
1768	Uuuocai.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 804	856	E945.exe	27
PID 856 wrote to memory of 804	856	E945.exe	27
PID 856 wrote to memory of 804	856	E945.exe	27
PID 856 wrote to memory of 804	856	E945.exe	27
PID 856 wrote to memory of 1612	856	E945.exe	29
PID 856 wrote to memory of 1612	856	E945.exe	29
PID 856 wrote to memory of 1612	856	E945.exe	29
PID 856 wrote to memory of 1612	856	E945.exe	29
PID 856 wrote to memory of 972	856	E945.exe	30
PID 856 wrote to memory of 972	856	E945.exe	30
PID 856 wrote to memory of 972	856	E945.exe	30
PID 856 wrote to memory of 972	856	E945.exe	30
PID 1380 wrote to memory of 1768	1380	Uuuocai.exe	38
PID 1380 wrote to memory of 1768	1380	Uuuocai.exe	38
PID 1380 wrote to memory of 1768	1380	Uuuocai.exe	38
PID 1380 wrote to memory of 1768	1380	Uuuocai.exe	38

C:\Users\Admin\AppData\Local\Temp\E945.exe
"C:\Users\Admin\AppData\Local\Temp\E945.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- 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 behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:804
- 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 behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1612
- 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 behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:972

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 behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1380
- 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 behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1768

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/804-62-0x0000000000230000-0x0000000000260000-memory.dmp

Filesize
192KB

Download
memory/804-63-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/804-65-0x0000000002080000-0x000000000209F000-memory.dmp

Filesize
124KB

Download
memory/804-67-0x00000000020A0000-0x00000000020BE000-memory.dmp

Filesize
120KB

Download
memory/804-72-0x00000000049B1000-0x00000000049B2000-memory.dmp

Filesize
4KB

Download
memory/804-69-0x00000000049B4000-0x00000000049B6000-memory.dmp

Filesize
8KB

Download
memory/804-76-0x00000000049B2000-0x00000000049B3000-memory.dmp

Filesize
4KB

Download
memory/804-77-0x00000000049B3000-0x00000000049B4000-memory.dmp

Filesize
4KB

Download
memory/856-54-0x0000000000C90000-0x0000000000C91000-memory.dmp

Filesize
4KB

Download
memory/972-79-0x0000000000400000-0x00000000004C4000-memory.dmp

Filesize
784KB

Download
memory/972-80-0x0000000074C71000-0x0000000074C73000-memory.dmp

Filesize
8KB

Download
memory/972-74-0x0000000001E40000-0x0000000001EFC000-memory.dmp

Filesize
752KB

Download
memory/972-81-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/1612-68-0x00000000002D0000-0x0000000000307000-memory.dmp

Filesize
220KB

Download
memory/1612-78-0x0000000004934000-0x0000000004936000-memory.dmp

Filesize
8KB

Download
memory/1612-73-0x0000000004932000-0x0000000004933000-memory.dmp

Filesize
4KB

Download
memory/1612-70-0x0000000000400000-0x00000000004CB000-memory.dmp

Filesize
812KB

Download
memory/1612-71-0x0000000004931000-0x0000000004932000-memory.dmp

Filesize
4KB

Download
memory/1612-66-0x00000000022A0000-0x00000000022C2000-memory.dmp

Filesize
136KB

Download
memory/1612-64-0x0000000002270000-0x0000000002293000-memory.dmp

Filesize
140KB

Download
memory/1612-75-0x0000000004933000-0x0000000004934000-memory.dmp

Filesize
4KB

Download