sakula | b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9ab

General

Target

b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe
Size

92KB
MD5

0367b8274f39649c2923cc17df406e50
SHA1

2efa1cddfb77f5617147d5c91d777845bd5167e2
SHA256

b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9ab
SHA512

93ea3bd2b555bfab311b9fda665948cf79d2a3a1ccdfbf64e7d9416b5a41f2c84289cca6f15dc2d83ab8ff7b0c157e5dfd8fc89fc2f3925d703d93c07ba0defc
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrK:9bfVk29te2jqxCEtg30BW

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

2576 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

2880 AdobeUpdate.exe
Loads dropped DLL 4 IoCs

Processes:

b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exeAdobeUpdate.exe

pid process

2124 b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe
2880 AdobeUpdate.exe
2880 AdobeUpdate.exe
2880 AdobeUpdate.exe

pid	process
2576	cmd.exe

pid	process
2880	AdobeUpdate.exe

pid	process
2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe
2880	AdobeUpdate.exe
2880	AdobeUpdate.exe
2880	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.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"	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.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:

AdobeUpdate.execmd.exePING.EXEb20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe

description	ioc	process
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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.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

2576 cmd.exe
2828 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2828 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe

description pid process

Token: SeIncBasePriorityPrivilege 2124 b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe

pid	process
2576	cmd.exe
2828	PING.EXE

pid	process
2828	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.execmd.exe

description	pid	process	target process
PID 2124 wrote to memory of 2880	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	AdobeUpdate.exe
PID 2124 wrote to memory of 2880	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	AdobeUpdate.exe
PID 2124 wrote to memory of 2880	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	AdobeUpdate.exe
PID 2124 wrote to memory of 2880	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	AdobeUpdate.exe
PID 2124 wrote to memory of 2880	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	AdobeUpdate.exe
PID 2124 wrote to memory of 2880	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	AdobeUpdate.exe
PID 2124 wrote to memory of 2880	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	AdobeUpdate.exe
PID 2124 wrote to memory of 2576	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	cmd.exe
PID 2124 wrote to memory of 2576	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	cmd.exe
PID 2124 wrote to memory of 2576	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	cmd.exe
PID 2124 wrote to memory of 2576	2124	b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe	cmd.exe
PID 2576 wrote to memory of 2828	2576	cmd.exe	PING.EXE
PID 2576 wrote to memory of 2828	2576	cmd.exe	PING.EXE
PID 2576 wrote to memory of 2828	2576	cmd.exe	PING.EXE
PID 2576 wrote to memory of 2828	2576	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe
"C:\Users\Admin\AppData\Local\Temp\b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.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:2124
- 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:2880
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b20523514390d3423b0e225c5323726e9cecf4a2fe3d0839500aa30979bae9abN.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2576
- - 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:2828

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
54cbc9e5369f7be91c8dcd17f884fe12

SHA1
fd60f6d8eaa3f40381e20b951ed46a6ee70e53b4

SHA256
5019300425ee821fee5d86e0aaefd9fbd1c8039a3c331128839f4f526dc787bf

SHA512
2527ec4d0f88b9248f5df18009cc20755c91f9c31ab5999548129dbc429a07d143806f86eec03eaf00f2b846f7277916e822ed5d7333ac8b523eb9ff3b858b64

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads