sakula | a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818e

General

Target

a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe
Size

101KB
MD5

77d7d335c307086b4094ac4facd87d20
SHA1

949522519af2fbdf955522524f30b8767e18a667
SHA256

a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818e
SHA512

cbca06313c6fe0d5f32865dfc92821ff1481a6baa1101684ec7185e9ec3b71963f2db0040f39adf9a0019b6bd06bce815f77896dc4915be0b916ad1d971e0bde
SSDEEP

1536:9JbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrGPTEzV:/bfVk29te2jqxCEtg30BibEB

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
behavioral1/files/0x000800000001739c-1.dat	family_sakula

Deletes itself 1 IoCs

pid	Process
2592	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2300	AdobeUpdate.exe

Loads dropped DLL 4 IoCs

pid	Process
2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe
2300	AdobeUpdate.exe
2300	AdobeUpdate.exe
2300	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"	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2592	cmd.exe
2988	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2988	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2300	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	31
PID 2280 wrote to memory of 2300	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	31
PID 2280 wrote to memory of 2300	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	31
PID 2280 wrote to memory of 2300	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	31
PID 2280 wrote to memory of 2300	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	31
PID 2280 wrote to memory of 2300	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	31
PID 2280 wrote to memory of 2300	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	31
PID 2280 wrote to memory of 2592	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	33
PID 2280 wrote to memory of 2592	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	33
PID 2280 wrote to memory of 2592	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	33
PID 2280 wrote to memory of 2592	2280	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	33
PID 2592 wrote to memory of 2988	2592	cmd.exe	35
PID 2592 wrote to memory of 2988	2592	cmd.exe	35
PID 2592 wrote to memory of 2988	2592	cmd.exe	35
PID 2592 wrote to memory of 2988	2592	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe
"C:\Users\Admin\AppData\Local\Temp\a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.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:2280
- 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:2300
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2592
- - 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:2988

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
101KB

MD5
b748b6e9b4d8d14fb5f727521e6b1ebe

SHA1
05cd46c9963cf940ceb9e419f32a60ab51c12663

SHA256
9c1ca2bcd46a9ffbf7fd8f68a18f3e666e0f718b73bbe77a159825c17623a6af

SHA512
f7bd42ac5171a7a13f4fc12d4d2074bb0a337e0c4f8dc089b573aaf905cbcdd95f1d8cd98efa5ff74ed5b4a20897e479a9a7991d00a2ff0f55b5d80e62e1da0a

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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