sakula | 03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41

General

Target

03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe
Size

101KB
MD5

b3b9032ffc3469c3de6dc5915eff1eac
SHA1

990f43d52bfe2aea6213c06f102bc04359a6c468
SHA256

03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41
SHA512

c54f6b10dac50ce8aa1351f9444bed3e0ab2463e7d304e2fbc0fecc5497f9b650c054996afd021e62bd25eba22b41476bf2164aca1860b6cfb48cf1a8435964e

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula Payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3296 MediaCenter.exe

pid	process
3296	MediaCenter.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:

03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe

Drops file in Windows directory 8 IoCs

Processes:

TiWorker.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
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

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

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1812 PING.EXE

pid	process
1812	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe

description	pid	process
Token: SeShutdownPrivilege	1756	svchost.exe
Token: SeCreatePagefilePrivilege	1756	svchost.exe
Token: SeShutdownPrivilege	1756	svchost.exe
Token: SeCreatePagefilePrivilege	1756	svchost.exe
Token: SeShutdownPrivilege	1756	svchost.exe
Token: SeCreatePagefilePrivilege	1756	svchost.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeIncBasePriorityPrivilege	4036	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe
Token: SeBackupPrivilege	4976	TiWorker.exe
Token: SeRestorePrivilege	4976	TiWorker.exe
Token: SeSecurityPrivilege	4976	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.execmd.exe

description	pid	process	target process
PID 4036 wrote to memory of 3296	4036	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe	MediaCenter.exe
PID 4036 wrote to memory of 3296	4036	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe	MediaCenter.exe
PID 4036 wrote to memory of 3296	4036	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe	MediaCenter.exe
PID 4036 wrote to memory of 1172	4036	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe	cmd.exe
PID 4036 wrote to memory of 1172	4036	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe	cmd.exe
PID 4036 wrote to memory of 1172	4036	03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe	cmd.exe
PID 1172 wrote to memory of 1812	1172	cmd.exe	PING.EXE
PID 1172 wrote to memory of 1812	1172	cmd.exe	PING.EXE
PID 1172 wrote to memory of 1812	1172	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe
"C:\Users\Admin\AppData\Local\Temp\03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4036

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3296

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\03745f1941e6a2cfab3888f76abc5557af23aec8fd1867ae23aa47bd07017e41.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1172

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1812

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:1756

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:4976

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
41404f5187aca83238e8bc8134a7503c

SHA1
1026fa282339fe60eff1dc30c3d9a0e52e136d9e

SHA256
f15a465182601be24a1c43f6c2010decca265ea8c51d562b9890b6de15d1db0f

SHA512
76b135c3c196c86eedb535c73712fddea62b80ca181fa946de9d48a8aa4f695e01897197fb2af53d56d02f8c1d7d1d6a12c1e9e0553a55677ebda79767726490

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
MD5
41404f5187aca83238e8bc8134a7503c

SHA1
1026fa282339fe60eff1dc30c3d9a0e52e136d9e

SHA256
f15a465182601be24a1c43f6c2010decca265ea8c51d562b9890b6de15d1db0f

SHA512
76b135c3c196c86eedb535c73712fddea62b80ca181fa946de9d48a8aa4f695e01897197fb2af53d56d02f8c1d7d1d6a12c1e9e0553a55677ebda79767726490

Download Submit
memory/1756-132-0x00000269E4F30000-0x00000269E4F40000-memory.dmp

Filesize
64KB

Download
memory/1756-133-0x00000269E4F90000-0x00000269E4FA0000-memory.dmp

Filesize
64KB

Download
memory/1756-134-0x00000269E7CA0000-0x00000269E7CA4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads