sakula | b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5

General

Target

b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe
Size

92KB
MD5

745a5971743038bdab98274e18231d9d
SHA1

4bba06b5ddb4ad3437da891a55da4f20a85b9421
SHA256

b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5
SHA512

071ab440621d096f457349891f9826b643eab5be482b9da58fc0620533be67e53199664e0c82505ab9dbe10fe3e172e9380b9d512f066b4818b35570794cc547
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrt:9bfVk29te2jqxCEtg30BZ

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/0x0007000000023cb3-2.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe

Executes dropped EXE 1 IoCs

pid	Process
3188	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"	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.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
1536	cmd.exe
3464	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3464	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1376	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 3188	1376	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe	83
PID 1376 wrote to memory of 3188	1376	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe	83
PID 1376 wrote to memory of 3188	1376	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe	83
PID 1376 wrote to memory of 1536	1376	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe	95
PID 1376 wrote to memory of 1536	1376	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe	95
PID 1376 wrote to memory of 1536	1376	b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe	95
PID 1536 wrote to memory of 3464	1536	cmd.exe	97
PID 1536 wrote to memory of 3464	1536	cmd.exe	97
PID 1536 wrote to memory of 3464	1536	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe
"C:\Users\Admin\AppData\Local\Temp\b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.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:1376
- 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:3188
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b85d0b465dca98653a4c5faddc4d77ab34f702213ab16597b3586595b737cbf5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1536
- - 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:3464

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
efb269fda7088badf44ef0dd9e70c134

SHA1
5a4af6a5513dbee9a3c3ecf49977acc4dce8479b

SHA256
9e6ae5f9fcc07097f418fb2d60bcbd6993523ebe906850586a51fb1acc65a2b9

SHA512
6c010a415f3b744b654f4111535ed4f6c89c9881dc5eb2064dc8401f93b77bc9820974aa91550ec31e1a374c0bcd9780c05b8b1de2d9dc3413605f52a74855bf

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads