sakula | 5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2

General

Target

5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe
Size

43KB
MD5

9193d9cfbee96114f91cf07372ca9a40
SHA1

4f5fac4d9295bf7c2f1831a03a0f46e425120e08
SHA256

5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2
SHA512

f5656a6f72c36c868158e65fa3524473a55803b515b1838349abe3af66ec559817e4051ad76837d4a9a625eda38df14192d67f4a62683c892d4bff2ac5acfec2
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqX:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8p

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 family
sakula

Sakula payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3836-6-0x0000000000A70000-0x0000000000A8F000-memory.dmp	family_sakula
behavioral2/memory/2312-8-0x0000000000EC0000-0x0000000000EDF000-memory.dmp	family_sakula
behavioral2/memory/3836-14-0x0000000000A70000-0x0000000000A8F000-memory.dmp	family_sakula
behavioral2/memory/2312-20-0x0000000000EC0000-0x0000000000EDF000-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

Processes:

5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid	Process
2312	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3836-0-0x0000000000A70000-0x0000000000A8F000-memory.dmp	upx
behavioral2/files/0x000c000000023b84-3.dat	upx
behavioral2/memory/2312-4-0x0000000000EC0000-0x0000000000EDF000-memory.dmp	upx
behavioral2/memory/3836-6-0x0000000000A70000-0x0000000000A8F000-memory.dmp	upx
behavioral2/memory/2312-8-0x0000000000EC0000-0x0000000000EDF000-memory.dmp	upx
behavioral2/memory/3836-14-0x0000000000A70000-0x0000000000A8F000-memory.dmp	upx
behavioral2/memory/2312-20-0x0000000000EC0000-0x0000000000EDF000-memory.dmp	upx

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

Processes:

5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exeMediaCenter.execmd.exePING.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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

Processes:

cmd.exePING.EXE

pid	Process
5000	cmd.exe
2264	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
2264	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	3836	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.execmd.exe

description	pid	Process	procid_target
PID 3836 wrote to memory of 2312	3836	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe	82
PID 3836 wrote to memory of 2312	3836	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe	82
PID 3836 wrote to memory of 2312	3836	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe	82
PID 3836 wrote to memory of 5000	3836	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe	91
PID 3836 wrote to memory of 5000	3836	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe	91
PID 3836 wrote to memory of 5000	3836	5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe	91
PID 5000 wrote to memory of 2264	5000	cmd.exe	93
PID 5000 wrote to memory of 2264	5000	cmd.exe	93
PID 5000 wrote to memory of 2264	5000	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe
"C:\Users\Admin\AppData\Local\Temp\5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.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:3836
- 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:2312
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\5c9e0d143bb0c52d97d3e3e26ad8dc83914f4ce8b43c262c77f21002e11ca3c2N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:5000
- - 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:2264

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\MediaCenter.exe

Filesize
43KB

MD5
a79a665cb4447018a99280880aa6898e

SHA1
84e9f1a1f8b76cefc7d9493f478efbc32e8d9c7e

SHA256
02e9d0100f65138e9d1cb6349e90708783f46dd443d2d288744efe1cfa3e44e8

SHA512
4cd610005de93006e26948e367c1d5e6c3a2afc29d41c7c03ed259e502367e9a356a1b616cc32476c7614fec749406a10afc996c51fe4d6d1fd62d9e7c15993f

Download Submit
memory/2312-4-0x0000000000EC0000-0x0000000000EDF000-memory.dmp

Filesize
124KB

Download
memory/2312-8-0x0000000000EC0000-0x0000000000EDF000-memory.dmp

Filesize
124KB

Download
memory/2312-20-0x0000000000EC0000-0x0000000000EDF000-memory.dmp

Filesize
124KB

Download
memory/3836-0-0x0000000000A70000-0x0000000000A8F000-memory.dmp

Filesize
124KB

Download
memory/3836-6-0x0000000000A70000-0x0000000000A8F000-memory.dmp

Filesize
124KB

Download
memory/3836-14-0x0000000000A70000-0x0000000000A8F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads