sakula | ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147

General

Target

ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe
Size

63KB
MD5

2a13ce031540a0eb6231dbc005827373
SHA1

bb4a93a1c4f6f0f8d226d42d6fe57874b9d29d6b
SHA256

ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147
SHA512

4ff8a8d84985a028340b37d997bb176e6325c5b9395ffecd5472d546aea57bc5bd587d3741c20c43fc32fb9df154ac0769a54b2748517d1ab74faf1c2eb78db0
SSDEEP

1536:zoxBP0D61Oj3+5FdOa52C8pdo95j6hZ2MzNDCkrl:0PPUj3+5FMIn8To94wa7l

Score

10^/10

sakula persistence rat trojan upx

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

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

Sakula payload 5 IoCs

resource	yara_rule
behavioral2/memory/4104-5-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/3028-6-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/4104-7-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/3028-13-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/4104-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula

UPX dump on OEP (original entry point) 7 IoCs

resource	yara_rule
behavioral2/memory/3028-0-0x0000000000400000-0x0000000000424000-memory.dmp	UPX
behavioral2/files/0x0008000000023459-3.dat	UPX
behavioral2/memory/4104-5-0x0000000000400000-0x0000000000424000-memory.dmp	UPX
behavioral2/memory/3028-6-0x0000000000400000-0x0000000000424000-memory.dmp	UPX
behavioral2/memory/4104-7-0x0000000000400000-0x0000000000424000-memory.dmp	UPX
behavioral2/memory/3028-13-0x0000000000400000-0x0000000000424000-memory.dmp	UPX
behavioral2/memory/4104-18-0x0000000000400000-0x0000000000424000-memory.dmp	UPX

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-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe

Executes dropped EXE 1 IoCs

pid	Process
4104	MediaCenter.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3028-0-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/files/0x0008000000023459-3.dat	upx
behavioral2/memory/4104-5-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/3028-6-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/4104-7-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/3028-13-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/4104-18-0x0000000000400000-0x0000000000424000-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"	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4232	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3028	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 4104	3028	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe	83
PID 3028 wrote to memory of 4104	3028	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe	83
PID 3028 wrote to memory of 4104	3028	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe	83
PID 3028 wrote to memory of 3628	3028	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe	96
PID 3028 wrote to memory of 3628	3028	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe	96
PID 3028 wrote to memory of 3628	3028	ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe	96
PID 3628 wrote to memory of 4232	3628	cmd.exe	98
PID 3628 wrote to memory of 4232	3628	cmd.exe	98
PID 3628 wrote to memory of 4232	3628	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe
"C:\Users\Admin\AppData\Local\Temp\ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:4104
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ebf23ac2a64b881d2b9d6b7a844476dd8f1907a2aa73f032aa9d6aa286227147.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3628
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:4232

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

Filesize
63KB

MD5
e3bcef44e6903fbbec5e0b6da6e68792

SHA1
cb0d4866708defa3f566f0d8d77e08a5e3e4653f

SHA256
da76baef696ac660d4609c0bcc46cfaa1241d15372faa6515aeb6b6c82ebf704

SHA512
5aa2e743bc8520ff6e21c9e06e730003e2f681db4021d5c280704c5a878e05dead8920750c67c0cf2692dc436b3ab8f845411b8d8de0776d85d3541501d28935

Download Submit
memory/3028-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3028-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3028-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4104-5-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4104-7-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4104-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads