sakula | e6951bf69e44e8e89488f3d5f75d3432afdb150d3b6313b7ba5eda1786cf6d7b

General

Target

AdobeUpdate.exe
Size

92KB
MD5

89ac522c6529b1acd707c577f5d50856
SHA1

68825e8aaba2a1d6ed4c0a5dbc7ef6e56f1924bb
SHA256

e6951bf69e44e8e89488f3d5f75d3432afdb150d3b6313b7ba5eda1786cf6d7b
SHA512

6a5d48a600bf58338863eb925dfca57624d9b8f357ccb3ae7c0a6a88dd3bc1a97a7198ec6ad5da66238bbf0a7bca3e7c73862e374c9b90a7e3dae72d00d7b67d
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrL:9bfVk29te2jqxCEtg30BX

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 payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0008000000015d76-1.dat	family_sakula

Deletes itself 1 IoCs

pid	Process
3052	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
3008	AdobeUpdate.exe

Loads dropped DLL 4 IoCs

pid	Process
2896	AdobeUpdate.exe
3008	AdobeUpdate.exe
3008	AdobeUpdate.exe
3008	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"	AdobeUpdate.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	AdobeUpdate.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
3052	cmd.exe
2620	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2620	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2896	AdobeUpdate.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 3008	2896	AdobeUpdate.exe	28
PID 2896 wrote to memory of 3008	2896	AdobeUpdate.exe	28
PID 2896 wrote to memory of 3008	2896	AdobeUpdate.exe	28
PID 2896 wrote to memory of 3008	2896	AdobeUpdate.exe	28
PID 2896 wrote to memory of 3008	2896	AdobeUpdate.exe	28
PID 2896 wrote to memory of 3008	2896	AdobeUpdate.exe	28
PID 2896 wrote to memory of 3008	2896	AdobeUpdate.exe	28
PID 2896 wrote to memory of 3052	2896	AdobeUpdate.exe	32
PID 2896 wrote to memory of 3052	2896	AdobeUpdate.exe	32
PID 2896 wrote to memory of 3052	2896	AdobeUpdate.exe	32
PID 2896 wrote to memory of 3052	2896	AdobeUpdate.exe	32
PID 2896 wrote to memory of 3052	2896	AdobeUpdate.exe	32
PID 2896 wrote to memory of 3052	2896	AdobeUpdate.exe	32
PID 2896 wrote to memory of 3052	2896	AdobeUpdate.exe	32
PID 3052 wrote to memory of 2620	3052	cmd.exe	34
PID 3052 wrote to memory of 2620	3052	cmd.exe	34
PID 3052 wrote to memory of 2620	3052	cmd.exe	34
PID 3052 wrote to memory of 2620	3052	cmd.exe	34
PID 3052 wrote to memory of 2620	3052	cmd.exe	34
PID 3052 wrote to memory of 2620	3052	cmd.exe	34
PID 3052 wrote to memory of 2620	3052	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\AdobeUpdate.exe
"C:\Users\Admin\AppData\Local\Temp\AdobeUpdate.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:2896
- 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:3008
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\AdobeUpdate.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3052
- - 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:2620

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
af8400929c67f3911271043988068d91

SHA1
505585c3abae83ef03c7489b1c4bca49b6b434a0

SHA256
c198a48dd7e9706975eb19910c095123a843160748066710c741f1ed0f409ea4

SHA512
546b7ec8396f3bcc2eb54ba22d755256d3fe8b8a3e5dd6913f6048d102ec46c0cfa29e86b2c359bf25cad66c7131d8cda471de247849c5deb2d67c408128e5d4

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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