sakula | 4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf

General

Target

4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe
Size

102KB
MD5

c49b0c2d0d4a02f172d4072b7846384c
SHA1

12a5a7c0475f49aa23d05abee2a06a5542be32be
SHA256

4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf
SHA512

282575a9aabe066c0acce636f3c622d6267bef79ff6678291b9d8d9b5aff9f4984895c11ec390471d523ffd844a8064c4ecad7983870d7b2906b0396c1147026
SSDEEP

1536:jJbCiJVkgMaT2itTkjoRXnM48dXFajVPkPLnlxsz30rtrQ39e:tbfVk29te2juPLlxo30Bs39e

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.savmpet.com

Signatures

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

Sakula payload 6 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3312-0-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe	family_sakula
behavioral2/memory/920-4-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/3312-6-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/920-7-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/3312-8-0x0000000000400000-0x000000000041C000-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

Processes:

4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

920 AdobeUpdate.exe

pid	process
920	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.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

Processes:

4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exeAdobeUpdate.execmd.exePING.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.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

Processes:

cmd.exePING.EXE

pid process

1412 cmd.exe
3172 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3172 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe

description pid process

Token: SeIncBasePriorityPrivilege 3312 4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe

pid	process
1412	cmd.exe
3172	PING.EXE

pid	process
3172	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3312	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.execmd.exe

description	pid	process	target process
PID 3312 wrote to memory of 920	3312	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe	AdobeUpdate.exe
PID 3312 wrote to memory of 920	3312	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe	AdobeUpdate.exe
PID 3312 wrote to memory of 920	3312	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe	AdobeUpdate.exe
PID 3312 wrote to memory of 1412	3312	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe	cmd.exe
PID 3312 wrote to memory of 1412	3312	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe	cmd.exe
PID 3312 wrote to memory of 1412	3312	4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe	cmd.exe
PID 1412 wrote to memory of 3172	1412	cmd.exe	PING.EXE
PID 1412 wrote to memory of 3172	1412	cmd.exe	PING.EXE
PID 1412 wrote to memory of 3172	1412	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe
"C:\Users\Admin\AppData\Local\Temp\4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.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:3312
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:920
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\4ab2b1df61916923ea6d00c4a20e4b0faa618d4a82f264c414495e84e84d59bf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1412
- - 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:3172

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

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

Filesize
102KB

MD5
b128950ae0ec532e29ff22aa4340523c

SHA1
bc6cee8966d5ab041c4c9d17316240c1c1e62ee3

SHA256
dd4d03b58cebec268cfc388927abb1d200122b9b7ab0009437c4f04549a7d963

SHA512
7cf843156db1629dca886528785fe16b18e10a4ee69c306e71f7dc1da63c9d978d836d68ea3fef84e95a7fbd5a17f36087f201028fc10ff6e442e5d881d0f094

Download Submit
memory/920-4-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/920-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3312-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3312-6-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3312-8-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads