sakula | 3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ff

General

Target

3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe
Size

92KB
MD5

6261da3bc5a709d18f61998c3092f100
SHA1

dc364733eb8a9bc6aaca4b725555569345cea637
SHA256

3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ff
SHA512

95de7cf437429d9fc365959c657247d8d6dcef60037b6cd108790b6affc3540493c2a4bb04b5344e6a7bf2487b615abecdc649925f34983b9cf30542c81dbffb
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtra:9bfVk29te2jqxCEtg30Bm

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/0x0008000000023cad-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe

Executes dropped EXE 1 IoCs

pid	Process
4976	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"	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.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	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.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

pid	Process
5024	PING.EXE
2960	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5024	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1248	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1248 wrote to memory of 4976	1248	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe	83
PID 1248 wrote to memory of 4976	1248	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe	83
PID 1248 wrote to memory of 4976	1248	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe	83
PID 1248 wrote to memory of 2960	1248	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe	98
PID 1248 wrote to memory of 2960	1248	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe	98
PID 1248 wrote to memory of 2960	1248	3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe	98
PID 2960 wrote to memory of 5024	2960	cmd.exe	100
PID 2960 wrote to memory of 5024	2960	cmd.exe	100
PID 2960 wrote to memory of 5024	2960	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe
"C:\Users\Admin\AppData\Local\Temp\3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.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:1248
- 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:4976
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3b4801b620450ed1b966b9604b88e4a3f99dc0c087d2a918fdb773319d35e2ffN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2960
- - 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:5024

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
0d87a9ba5d9da0551b0c39d085694857

SHA1
17c69156ccc7045e334526623c628ce695679091

SHA256
77e42cc4440e95d70041eebb879402ca01f3a8be1d1b4f57cc15cf54f2dbffed

SHA512
5436d85fb32f8b693b3b100146def7c0f68f905893c6774fef722d7831479d4f59c19da280a226ead6031e736237227b087ece8030a859df40f0582650e7621e

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads