sakula | 5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327

General

Target

5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe
Size

92KB
MD5

f880887ed57126c6e903b1bc32f38560
SHA1

48dbc8eceaac2ba8d2f66e5ad22e135752917552
SHA256

5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327
SHA512

6db534d47b03b2b275da8f5f3fc0cc8f303d4c250c5adda396397656b2cfa177f0c663b3a251eeac0ca80e48beb1f76ba44a46f09ee927ffe1d1b8037b91788f
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrv:9bfVk29te2jqxCEtg30Bb

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 family
sakula

Sakula payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0009000000023cc7-2.dat	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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe

Executes dropped EXE 1 IoCs

pid	Process
3704	AdobeUpdate.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\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
316	cmd.exe
4840	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4840	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2516	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 3704	2516	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe	82
PID 2516 wrote to memory of 3704	2516	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe	82
PID 2516 wrote to memory of 3704	2516	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe	82
PID 2516 wrote to memory of 316	2516	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe	91
PID 2516 wrote to memory of 316	2516	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe	91
PID 2516 wrote to memory of 316	2516	5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe	91
PID 316 wrote to memory of 4840	316	cmd.exe	93
PID 316 wrote to memory of 4840	316	cmd.exe	93
PID 316 wrote to memory of 4840	316	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe
"C:\Users\Admin\AppData\Local\Temp\5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.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:2516
- 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:3704
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\5d23af9811c2dfca05e773e3c4b74df7a05811a8cc55e944eda58b268474e327N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:316
- - 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:4840

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
92KB

MD5
18db1db06aeb4169a13a82d2364da45c

SHA1
2b5215b3f3c49c93d8f58576ec90c26b1bde758b

SHA256
6e65ac9989094a620e5dec22191bfe03f7f6858f49362c0809725208263437c1

SHA512
49798bf413c2ac1a905e413fb07a6fbb2019012b289ac4540ed8232e142ea046b6b23337e2175c82036c2a65221d9525dce2335499da27f59372b3c489e8b534

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads