sakula | 62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963

General

Target
62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe
Size 43KB
Sample240806-2dvh6swfpg
SHA256 62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963
MD5 19b837745e7843f7d6c7530e6017d2a5
SHA1 f567426ec3aed3e2bb390b9fd20650bd1e9fd060
SHA512 c9a6a3252392034b558efec29a6e947baa5c3dbf45dd080b9470f35d3f86b6cadb3fffaaa41079a4d4ba8f74171e1052bb88d80c29415b9e68dc673b974c7691
SSDEEP 768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taq1:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8j
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula discovery persistence rat trojan upx

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula payload 5 IoCs

resource	yara_rule
behavioral2/memory/972-5-0x0000000000E20000-0x0000000000E3F000-memory.dmp	family_sakula
behavioral2/memory/2376-6-0x0000000000730000-0x000000000074F000-memory.dmp	family_sakula
behavioral2/memory/972-7-0x0000000000E20000-0x0000000000E3F000-memory.dmp	family_sakula
behavioral2/memory/2376-13-0x0000000000730000-0x000000000074F000-memory.dmp	family_sakula
behavioral2/memory/972-18-0x0000000000E20000-0x0000000000E3F000-memory.dmp	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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe

Executes dropped EXE 1 IoCs

pid	Process
972	MediaCenter.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2376-0-0x0000000000730000-0x000000000074F000-memory.dmp	upx
behavioral2/files/0x00080000000234df-3.dat	upx
behavioral2/memory/972-5-0x0000000000E20000-0x0000000000E3F000-memory.dmp	upx
behavioral2/memory/2376-6-0x0000000000730000-0x000000000074F000-memory.dmp	upx
behavioral2/memory/972-7-0x0000000000E20000-0x0000000000E3F000-memory.dmp	upx
behavioral2/memory/2376-13-0x0000000000730000-0x000000000074F000-memory.dmp	upx
behavioral2/memory/972-18-0x0000000000E20000-0x0000000000E3F000-memory.dmp	upx

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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.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	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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
2912	cmd.exe
4920	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4920	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2376	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 972	2376	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe	83
PID 2376 wrote to memory of 972	2376	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe	83
PID 2376 wrote to memory of 972	2376	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe	83
PID 2376 wrote to memory of 2912	2376	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe	89
PID 2376 wrote to memory of 2912	2376	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe	89
PID 2376 wrote to memory of 2912	2376	62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe	89
PID 2912 wrote to memory of 4920	2912	cmd.exe	91
PID 2912 wrote to memory of 4920	2912	cmd.exe	91
PID 2912 wrote to memory of 4920	2912	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe
"C:\Users\Admin\AppData\Local\Temp\62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.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:2376
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:972
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\62cff66aa5d0f691622dd676a2f96634372f8870ecd5bd073dfd2026636c7963.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2912
- - 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:4920

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

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 43KB
SHA256 4a5b67d50fe15ec50de466e581c2e421382eafe2a57473d70c8bf05cdfdb149b
MD5 9157d85c51e07d3cc2c57ad54522546d
SHA1 9bfc214c835a4ad855ab5c08874c5b5a4242c812
SHA512 fa168cc1fb0848e39d98f247ec10085da52edb3681d1e8ce77de7d141a7102108f1b74011a60d0eebe79fabfa261770473328530d7acb15a2bf735c377f03970
SSDEEP 768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taq/:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8h
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/972-5-0x0000000000E20000-0x0000000000E3F000-memory.dmp

Download

memory/972-7-0x0000000000E20000-0x0000000000E3F000-memory.dmp

Download

memory/972-18-0x0000000000E20000-0x0000000000E3F000-memory.dmp

Download

memory/2376-0-0x0000000000730000-0x000000000074F000-memory.dmp

Download

memory/2376-6-0x0000000000730000-0x000000000074F000-memory.dmp

Download

memory/2376-13-0x0000000000730000-0x000000000074F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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