sakula | 71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8ae

General

Target

71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe
Size

632KB
MD5

ab00e65bbf49bb4f590d31f7ab6cc8d0
SHA1

3cc0bf1cb50a1bcbe5df5a7c0ee03dd8834e139a
SHA256

71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8ae
SHA512

ff7b6709d74d7895cfa60e2f2297fb846a9d6517929a5a469b76f4b1c4e73262a0ab5189e6f71a15fbf1ecff673edd2322b1d0188ffbe5aa4a614bc82884ac67
SSDEEP

12288:0RfQn+w8EYiBlMkn5f9J105ko8T6csV5H:g4+wlYBsb3zNs5H

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

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

Sakula payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3476-0-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
behavioral2/memory/3868-5-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3476-6-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3868-7-0x0000000000400000-0x0000000000420000-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:

71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3868 MediaCenter.exe

pid	process
3868	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.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"	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.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:

MediaCenter.execmd.exePING.EXE71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

description	ioc	process
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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.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:

PING.EXEcmd.exe

pid process

2004 PING.EXE
2912 cmd.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2004 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

description pid process

Token: SeIncBasePriorityPrivilege 3476 71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

pid	process
2004	PING.EXE
2912	cmd.exe

pid	process
2004	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3476	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.execmd.exe

description	pid	process	target process
PID 3476 wrote to memory of 3868	3476	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	MediaCenter.exe
PID 3476 wrote to memory of 3868	3476	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	MediaCenter.exe
PID 3476 wrote to memory of 3868	3476	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	MediaCenter.exe
PID 3476 wrote to memory of 2912	3476	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	cmd.exe
PID 3476 wrote to memory of 2912	3476	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	cmd.exe
PID 3476 wrote to memory of 2912	3476	71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe	cmd.exe
PID 2912 wrote to memory of 2004	2912	cmd.exe	PING.EXE
PID 2912 wrote to memory of 2004	2912	cmd.exe	PING.EXE
PID 2912 wrote to memory of 2004	2912	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe
"C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.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:3476
- 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:3868
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\71b0e18fa8f12317ab7b36920c60c60c5533ede5f247f3b5dd69e8b748bfb8aeN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2912
- - 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:2004

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\MediaCenter.exe

Filesize
632KB

MD5
1c4f6aee82d1330a78cfa1671b285b73

SHA1
205796fa9464d23f967c9efa91ce6299582d77c1

SHA256
020ce831a595634047acc842164b5a28a74b68c0df8a867f23ba0ae75dbee295

SHA512
3129c5f9c79295823e37ac5ee882b0a5b7d52417fd49e7db528ff6e3627481fda6487b91ea6b63ac05fe7012b670a0342b398e82031e9670b7014b68e0c45b76

Download Submit
memory/3476-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3476-6-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3868-5-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3868-7-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads