sakula | 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6

General

Target

8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe
Size

92KB
MD5

2156b64cabb60fe64d74586dfe79a777
SHA1

4a0918d6bdc31de32b916f99d0850205922fee1a
SHA256

8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6
SHA512

e1915b548509813f850de7586d2ad658c75fc13e85c7d838b73d90412be128f2f6dae2ef43f8e13809eb477d2a92a29de2b0422ac89faa7e77148f645de640f4
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrx:9bfVk29te2jqxCEtg30BN

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/0x0007000000023ca2-2.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe

Executes dropped EXE 1 IoCs

pid	Process
1828	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"	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.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	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.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
1928	cmd.exe
4760	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4760	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	692	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 692 wrote to memory of 1828	692	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe	83
PID 692 wrote to memory of 1828	692	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe	83
PID 692 wrote to memory of 1828	692	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe	83
PID 692 wrote to memory of 1928	692	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe	92
PID 692 wrote to memory of 1928	692	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe	92
PID 692 wrote to memory of 1928	692	8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe	92
PID 1928 wrote to memory of 4760	1928	cmd.exe	94
PID 1928 wrote to memory of 4760	1928	cmd.exe	94
PID 1928 wrote to memory of 4760	1928	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe
"C:\Users\Admin\AppData\Local\Temp\8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.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:692
- 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:1828
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1928
- - 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:4760

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
9ef21a9e78ee13039220747bf7a88d5d

SHA1
e0240ff25f9428fc2ccd471ad83656d9a4aca43c

SHA256
880273b51dc34892305a6c66f57a4c2409f8a251bffe9b0df741d6da005ac0f7

SHA512
84cf4b5c94c34949ddbce53df6963ec347fe88e3839fa90b2d6bd503c1963c78ad2ae5ae85e2f7e64f4bb3a5d112c69c11cb9d2ab9f3b4eea5e968ef97e39f53

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads