sakula | f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6d

General

Target

f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe
Size

92KB
MD5

40ad6886ead492c907b651feeb824c10
SHA1

a9cfb29c194a04a06e4d5c78a419527795374d8d
SHA256

f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6d
SHA512

4e4a4256e7d9cc4d5ded67d111752f5e079279f5225595e83b2ecc03fd5649c2ba0a41dbede37003c8648c4a1d7c5436e362b8cf8548f70fd20fcd415ac3970a
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrt:9bfVk29te2jqxCEtg30B5

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
behavioral1/files/0x0008000000016d5a-1.dat	family_sakula

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
2872	cmd.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid	Process
824	AdobeUpdate.exe

Loads dropped DLL 4 IoCs

Processes:

f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exeAdobeUpdate.exe

pid	Process
2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe
824	AdobeUpdate.exe
824	AdobeUpdate.exe
824	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.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"	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.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:

f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exeAdobeUpdate.execmd.exePING.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.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:

PING.EXEcmd.exe

pid	Process
2864	PING.EXE
2872	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
2864	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.execmd.exe

description	pid	Process	procid_target
PID 2292 wrote to memory of 824	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	28
PID 2292 wrote to memory of 824	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	28
PID 2292 wrote to memory of 824	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	28
PID 2292 wrote to memory of 824	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	28
PID 2292 wrote to memory of 824	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	28
PID 2292 wrote to memory of 824	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	28
PID 2292 wrote to memory of 824	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	28
PID 2292 wrote to memory of 2872	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	32
PID 2292 wrote to memory of 2872	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	32
PID 2292 wrote to memory of 2872	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	32
PID 2292 wrote to memory of 2872	2292	f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe	32
PID 2872 wrote to memory of 2864	2872	cmd.exe	34
PID 2872 wrote to memory of 2864	2872	cmd.exe	34
PID 2872 wrote to memory of 2864	2872	cmd.exe	34
PID 2872 wrote to memory of 2864	2872	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe
"C:\Users\Admin\AppData\Local\Temp\f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.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:2292
- 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:824
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\f91ef7b47de8d4300facd6b1162075b438d4f8d805c3c7cecf3aa46077e2cb6dN.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2872
- - 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:2864

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
697c622b58e4d8e56c82a46a344913d8

SHA1
0c64856fea810b32e97547a58b7390f2fb2455b7

SHA256
b5a491f6c6d94fd34dfb9fb78a345a324978116e2e93aa7dca4c6af39b9c5c26

SHA512
b948716041511ac4b7aeb9564635587bcc8d48ba5efe3cc34950dc52221e5c61cbf1d990930f13f1fbd2577b2159b290b536f4445cd3f6acbc8da7be7e81c5e1

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads