sakula | e33eca56a5b4466a6537b4b011e1ef32e454b8008794c2bd295604582402d1cf

General

Target
a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe
Size 58KB
Sample240817-2ahp7staql
SHA256 e33eca56a5b4466a6537b4b011e1ef32e454b8008794c2bd295604582402d1cf
MD5 a45f45a504bd6c5ad330101a8a873978
SHA1 d81d5e8bd13d912da0fc1ef0ab5e2bd01a59e1ac
SHA512 db4aafb33f0cd1b859927db7a255f48c462f6a5c2eae1a67b3122747e6f151a77a73b7f4b6a2a4984e8e78cee5aacd1f774371ba84550f33727b19c94e509e36
SSDEEP 1536:iZioIoCwbYP4nuEApQK4TQbtY2gA9DX+ytBO8c3G3eTJ/A:iEoIlwIguEA4c5DgA9DOyq0eF4
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Signatures

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

Sakula payload 4 IoCs

resource	yara_rule
behavioral2/memory/4868-6-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/1796-8-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/4868-13-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula
behavioral2/memory/1796-19-0x0000000000400000-0x000000000041A000-memory.dmp	family_sakula

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1796	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3532	cmd.exe
4656	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4656	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4868	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4868 wrote to memory of 1796	4868	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe	86
PID 4868 wrote to memory of 1796	4868	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe	86
PID 4868 wrote to memory of 1796	4868	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe	86
PID 4868 wrote to memory of 3532	4868	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe	96
PID 4868 wrote to memory of 3532	4868	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe	96
PID 4868 wrote to memory of 3532	4868	a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe	96
PID 3532 wrote to memory of 4656	3532	cmd.exe	98
PID 3532 wrote to memory of 4656	3532	cmd.exe	98
PID 3532 wrote to memory of 4656	3532	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4868
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1796
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a45f45a504bd6c5ad330101a8a873978_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3532
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:4656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 58KB
SHA256 017197c401f8e13bd938dc3591d9478c53b1b711ec414a7c76392194e2a069fc
MD5 7d348a16fffe0e6b39816db3f30ff5be
SHA1 58294dab48b386f87b8bc9c0e5e539849f1f3fac
SHA512 13ed407ba5e0023404f006087186959e0d41619d728392dabf518f7dbdcc778924543dca4f253a32418073de4463a8ed41924ae333427fffa0f1467a1b630243
SSDEEP 1536:iZioIoCwbYP4nuEApQK4TQbtY2gA9DX+ytBO8c3G3eTJ/W:iEoIlwIguEA4c5DgA9DOyq0eF+
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1796-4-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/1796-8-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/1796-19-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/4868-0-0x0000000000400000-0x000000000041A000-memory.dmp

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memory/4868-6-0x0000000000400000-0x000000000041A000-memory.dmp

Download

memory/4868-13-0x0000000000400000-0x000000000041A000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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