f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f

General

Target

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe
Size

2.6MB
MD5

fda089a638a02b64c5175fbed3e4918b
SHA1

eef6c75a650b5d1f2f34b988fc88ceb328312c15
SHA256

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f
SHA512

7a9d15d37fa40898b49015f457546439a61ba7ba644b082d1c6bd0f10a6a7fded631937e255839beadf966c6577650f30601333bbb852a1a9625d1e561355c96

Score

9^/10

evasion themida trojan

Malware Config

Signatures

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Blocklisted process makes network request 1 IoCs

Processes:

WScript.exe

flow pid process

61 1060 WScript.exe

flow	pid	process
61	1060	WScript.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/4800-133-0x0000000000DA0000-0x0000000001461000-memory.dmp	themida
behavioral2/memory/4800-134-0x0000000000DA0000-0x0000000001461000-memory.dmp	themida
behavioral2/memory/4800-135-0x0000000000DA0000-0x0000000001461000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

24 ip-api.com
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

pid process

4800 f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

flow	ioc
24	ip-api.com

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.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

Processes:

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

Modifies registry class 1 IoCs

Processes:

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

pid	process
4800	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe
4800	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	3792	svchost.exe
Token: SeCreatePagefilePrivilege	3792	svchost.exe
Token: SeShutdownPrivilege	3792	svchost.exe
Token: SeCreatePagefilePrivilege	3792	svchost.exe
Token: SeShutdownPrivilege	3792	svchost.exe
Token: SeCreatePagefilePrivilege	3792	svchost.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe
Token: SeRestorePrivilege	3080	TiWorker.exe
Token: SeSecurityPrivilege	3080	TiWorker.exe
Token: SeBackupPrivilege	3080	TiWorker.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe

description	pid	process	target process
PID 4800 wrote to memory of 932	4800	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe	WScript.exe
PID 4800 wrote to memory of 932	4800	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe	WScript.exe
PID 4800 wrote to memory of 932	4800	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe	WScript.exe
PID 4800 wrote to memory of 1060	4800	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe	WScript.exe
PID 4800 wrote to memory of 1060	4800	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe	WScript.exe
PID 4800 wrote to memory of 1060	4800	f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe	WScript.exe

C:\Users\Admin\AppData\Local\Temp\f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe
"C:\Users\Admin\AppData\Local\Temp\f294a9d0f15513f519dfda080b37906851d8614d1211abc5f6141cd6ef6bfe7f.exe"
1⤵
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4800

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\rijsrungoh.vbs"
2⤵
PID:932

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\hvkqvcwjke.vbs"
2⤵
- Blocklisted process makes network request
PID:1060

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3792

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3080

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Web Service

Credential Access

Discovery

Query Registry

4

T1012

System Information Discovery

5

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
MD5
54e9306f95f32e50ccd58af19753d929

SHA1
eab9457321f34d4dcf7d4a0ac83edc9131bf7c57

SHA256
45f94dceb18a8f738a26da09ce4558995a4fe02b971882e8116fc9b59813bb72

SHA512
8711a4d866f21cdf4d4e6131ec4cfaf6821d0d22b90946be8b5a09ab868af0270a89bc326f03b858f0361a83c11a1531b894dfd1945e4812ba429a7558791f4f

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
MD5
60f087011359c21841e9d1bf485228bb

SHA1
79211fea63b2637b75c54b1fd33de75f70b28eba

SHA256
15d7cd55ede35e10dcf46977df0f450df3f7655daf5a1de598853782815395c1

SHA512
f50996c39e5e56a3f51877d58d0409b420b56822ae8054a8c5c8cb5a605b647d8bd0722035050e4f3fcb9b8fd0cd21e58c2033acbc1a260921b45e46b98ec6eb

Download Submit
C:\Users\Admin\AppData\Local\Temp\hvkqvcwjke.vbs
MD5
643d7b41f853f2b87998cd1eedeef1ec

SHA1
db613de671c950cd41753811fdd432d60230a279

SHA256
01b521806edc4d102a9ab51b7889dcc52de83e01cef5a70056976c20a3339a23

SHA512
bcd4ad35544f300f69aa9d49c85c5e1dc3beec75168808f3f89370a8f23f5ccde1c24b9948f2e2df04726647fbbdbafa7c29d616d9d44f23020417358b5b9ea0

Download Submit
C:\Users\Admin\AppData\Local\Temp\rijsrungoh.vbs
MD5
7a0762053df55eababf4eb427922b047

SHA1
f7c8a779e0d7f87cede5f04888d27ec4aecfb6d6

SHA256
a97e6022262b1d02be9b78b5dc507554bdb7b90d80933d1284a2bc3b2fe11fb8

SHA512
5386d7faef1f5d70001d496a8cbfcd5745844ded66907d1659ab7013db78b11dbe585017a63b4d7bbea898a6407a936ce258fd659619d5f1163efbad6351119d

Download Submit
memory/3792-132-0x0000025D2B2E0000-0x0000025D2B2F0000-memory.dmp

Filesize
64KB

Download
memory/3792-131-0x0000025D2AB60000-0x0000025D2AB70000-memory.dmp

Filesize
64KB

Download
memory/3792-136-0x0000025D2D7C0000-0x0000025D2D7C4000-memory.dmp

Filesize
16KB

Download
memory/4800-130-0x0000000077274000-0x0000000077276000-memory.dmp

Filesize
8KB

Download
memory/4800-133-0x0000000000DA0000-0x0000000001461000-memory.dmp

Filesize
6.8MB

Download
memory/4800-134-0x0000000000DA0000-0x0000000001461000-memory.dmp

Filesize
6.8MB

Download
memory/4800-135-0x0000000000DA0000-0x0000000001461000-memory.dmp

Filesize
6.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads