sakula | 15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5

General

Target

15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe
Size

192KB
MD5

afb2579aff74db141ded5ead3fa20e66
SHA1

3ca2e7e640630426d5c413fb8a96fb0687b0c6b5
SHA256

15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5
SHA512

bb83efb60f6ecf8d5c2544c7961ae546226b2ff5742671524df908d65fee75d58fbfe8aed23bf68efb8d30c4a49560c7fb694ccb26bb24ef85eacafb40776d99

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

3548 MediaCenter.exe

pid	process
3548	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:

15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.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"	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.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

4520 PING.EXE

pid	process
4520	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exesvchost.exeTiWorker.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3648	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe
Token: SeShutdownPrivilege	1680	svchost.exe
Token: SeCreatePagefilePrivilege	1680	svchost.exe
Token: SeShutdownPrivilege	1680	svchost.exe
Token: SeCreatePagefilePrivilege	1680	svchost.exe
Token: SeShutdownPrivilege	1680	svchost.exe
Token: SeCreatePagefilePrivilege	1680	svchost.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe
Token: SeBackupPrivilege	3972	TiWorker.exe
Token: SeRestorePrivilege	3972	TiWorker.exe
Token: SeSecurityPrivilege	3972	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.execmd.exe

description	pid	process	target process
PID 3648 wrote to memory of 3548	3648	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe	MediaCenter.exe
PID 3648 wrote to memory of 3548	3648	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe	MediaCenter.exe
PID 3648 wrote to memory of 3548	3648	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe	MediaCenter.exe
PID 3648 wrote to memory of 1056	3648	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe	cmd.exe
PID 3648 wrote to memory of 1056	3648	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe	cmd.exe
PID 3648 wrote to memory of 1056	3648	15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe	cmd.exe
PID 1056 wrote to memory of 4520	1056	cmd.exe	PING.EXE
PID 1056 wrote to memory of 4520	1056	cmd.exe	PING.EXE
PID 1056 wrote to memory of 4520	1056	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe
"C:\Users\Admin\AppData\Local\Temp\15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3648

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3548

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\15779b21660c32d7bab65ae82aa2279ba9edeb3c8bd84c091cbcd5aec8ffcaa5.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1056

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4520

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:1680

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:3972

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
c2debc5b86ec9618a967ae6bc71e189e

SHA1
7ea87ac704c4ec075b1b3158dca18e01cc2aadc8

SHA256
64d9d7e18a6fccee240e1e5f2af3cc4b0f4cd32032b9f5075c7d2820fbeb385d

SHA512
05ebd0c045daeffe1fdecc89e4f23d57ebe9cab03c83816d893ef42335d06b860ada4f08716673ef5c069ffbd239aeaa553a85a1cd7c43af5f4e5f77a6f6557b

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

MD5
c2debc5b86ec9618a967ae6bc71e189e

SHA1
7ea87ac704c4ec075b1b3158dca18e01cc2aadc8

SHA256
64d9d7e18a6fccee240e1e5f2af3cc4b0f4cd32032b9f5075c7d2820fbeb385d

SHA512
05ebd0c045daeffe1fdecc89e4f23d57ebe9cab03c83816d893ef42335d06b860ada4f08716673ef5c069ffbd239aeaa553a85a1cd7c43af5f4e5f77a6f6557b

Download Submit
memory/1680-132-0x000001C78E130000-0x000001C78E140000-memory.dmp

Filesize
64KB

Download
memory/1680-133-0x000001C78E190000-0x000001C78E1A0000-memory.dmp

Filesize
64KB

Download
memory/1680-134-0x000001C790E80000-0x000001C790E84000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads