sakula | 4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ce

General

Target

4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe
Size

92KB
MD5

d27a2936f9322f278197daf29319a6b0
SHA1

78bdab3f6d0936a4af54ad6b2018b4b7c121de09
SHA256

4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ce
SHA512

759da83199f2c7ef3d65c82f0ed855deae6c496142f4b311378c15a4cca260ee9b0e2f8818fd432487155247aa87ccf03a88716d39872eb90b411c9342fa34c9
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrH:9bfVk29te2jqxCEtg30BL

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
behavioral2/files/0x0007000000023484-2.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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe

Executes dropped EXE 1 IoCs

pid	Process
4048	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"	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.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	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.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
1288	cmd.exe
3004	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3004	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4420	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 4048	4420	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe	82
PID 4420 wrote to memory of 4048	4420	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe	82
PID 4420 wrote to memory of 4048	4420	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe	82
PID 4420 wrote to memory of 1288	4420	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe	91
PID 4420 wrote to memory of 1288	4420	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe	91
PID 4420 wrote to memory of 1288	4420	4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe	91
PID 1288 wrote to memory of 3004	1288	cmd.exe	93
PID 1288 wrote to memory of 3004	1288	cmd.exe	93
PID 1288 wrote to memory of 3004	1288	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe
"C:\Users\Admin\AppData\Local\Temp\4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.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:4420
- 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:4048
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\4f34e5b976df0fd263c8fcc5f3fdcbd723474324b0fe10ac16c278ba77e632ceN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1288
- - 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:3004

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
2f741e62056d3b9b860c59f705b8e1cb

SHA1
92df71a522041a38f85541bc2efd1df12f6f2052

SHA256
f44a812e3940d499de45aa126b2aaf2d58cf02eea3671b719151889336b33c89

SHA512
3618d3905ff97647da7bbfe15011d0fef2f4405d16debccacfc82c79e21b8927c99de951d58237254a5ef4068a73fd4daf21c40169087c657eac002553e68820

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads