sakula | 77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831

General

Target

77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe
Size

92KB
MD5

01eefcb5687595760d1537c4c57c53d0
SHA1

5684dbc69cfb6df95ab2573f3d5add842dd8dc1c
SHA256

77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831
SHA512

eea99864e031324cd58dd43683e9ab966cee6fb1a1bba9c7008780aace19ef94b727f3f69ea8615a1f22c88f9d5a78dbb6b8d114b7f4f258d41a6f3f69f6c817
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtr/:9bfVk29te2jqxCEtg30BL

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

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe	family_sakula

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2888 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

2348 AdobeUpdate.exe
Loads dropped DLL 4 IoCs

Processes:

77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exeAdobeUpdate.exe

pid process

2324 77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe
2348 AdobeUpdate.exe
2348 AdobeUpdate.exe
2348 AdobeUpdate.exe

pid	process
2888	cmd.exe

pid	process
2348	AdobeUpdate.exe

pid	process
2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe
2348	AdobeUpdate.exe
2348	AdobeUpdate.exe
2348	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.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"	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.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:

77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exeAdobeUpdate.execmd.exePING.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.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

2888 cmd.exe
1600 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1600 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe

description pid process

Token: SeIncBasePriorityPrivilege 2324 77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe

pid	process
2888	cmd.exe
1600	PING.EXE

pid	process
1600	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.execmd.exe

description	pid	process	target process
PID 2324 wrote to memory of 2348	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	AdobeUpdate.exe
PID 2324 wrote to memory of 2348	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	AdobeUpdate.exe
PID 2324 wrote to memory of 2348	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	AdobeUpdate.exe
PID 2324 wrote to memory of 2348	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	AdobeUpdate.exe
PID 2324 wrote to memory of 2348	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	AdobeUpdate.exe
PID 2324 wrote to memory of 2348	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	AdobeUpdate.exe
PID 2324 wrote to memory of 2348	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	AdobeUpdate.exe
PID 2324 wrote to memory of 2888	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	cmd.exe
PID 2324 wrote to memory of 2888	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	cmd.exe
PID 2324 wrote to memory of 2888	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	cmd.exe
PID 2324 wrote to memory of 2888	2324	77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe	cmd.exe
PID 2888 wrote to memory of 1600	2888	cmd.exe	PING.EXE
PID 2888 wrote to memory of 1600	2888	cmd.exe	PING.EXE
PID 2888 wrote to memory of 1600	2888	cmd.exe	PING.EXE
PID 2888 wrote to memory of 1600	2888	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe
"C:\Users\Admin\AppData\Local\Temp\77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2348
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\77341cd774cde67b5e443a7a012b2bc91748e1b0d7b30b511fc68d9146e20831.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2888
- - 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:1600

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

Remote System Discovery

1

T1018

System Information Discovery

1

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

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

Filesize
92KB

MD5
56fc94097a6f49c368dd4c57d2e9e450

SHA1
41c93f1a584b0cfd012a9ed02839c322bc037e90

SHA256
d468092cf97dcb701b6c5b0383f2c14d263f9b591720990679c9fe381ad4e886

SHA512
7d303f0934195814862e1bfec3cb30b4b30adecb44dbcff861c1e5ce880f918915f4aaa9415b2874c0930e9e9eb25c9d92d108f6c6a942656657c00df54b97cf

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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