sakula | bfbc960adefcc4978bbc1ebcc92c124ff5720faa6fc5c85b9fc2ad91e708b5e4

General

Target
cae80def5320d2025543a59655339730_NEAS.exe
Size 43KB
Sample240507-sv64vsch9y
SHA256 bfbc960adefcc4978bbc1ebcc92c124ff5720faa6fc5c85b9fc2ad91e708b5e4
MD5 cae80def5320d2025543a59655339730
SHA1 859f745e7fe2dc3096ee8e5a1e33537a6da83d0d
SHA512 82ab455277862f7e9a8b5ac2683586e5332a19c99518317e370ccca1154c2c54a83507fa94662dee0f7521b3dc7cd11af60b8be249907265c4aebd2b0d5cf46c
SSDEEP 768:FUiX34HOc2Lsh7mfUolW/xtNEM5iZhcOL0tTChQEgHDR7:VYE4Z4lsjNbtNEq7
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula persistence rat trojan upx

Malware Config

Signatures

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

Sakula payload 4 IoCs

resource	yara_rule
behavioral2/memory/428-3-0x0000000000270000-0x000000000028B000-memory.dmp	family_sakula
behavioral2/memory/4852-7-0x00000000002D0000-0x00000000002EB000-memory.dmp	family_sakula
behavioral2/memory/428-13-0x0000000000270000-0x000000000028B000-memory.dmp	family_sakula
behavioral2/memory/4852-18-0x00000000002D0000-0x00000000002EB000-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-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	cae80def5320d2025543a59655339730_NEAS.exe

Executes dropped EXE 1 IoCs

pid	Process
4852	MediaCenter.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000d000000023b87-2.dat	upx
behavioral2/memory/4852-4-0x00000000002D0000-0x00000000002EB000-memory.dmp	upx
behavioral2/memory/428-3-0x0000000000270000-0x000000000028B000-memory.dmp	upx
behavioral2/memory/4852-7-0x00000000002D0000-0x00000000002EB000-memory.dmp	upx
behavioral2/memory/428-13-0x0000000000270000-0x000000000028B000-memory.dmp	upx
behavioral2/memory/4852-18-0x00000000002D0000-0x00000000002EB000-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"	cae80def5320d2025543a59655339730_NEAS.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
848	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	428	cae80def5320d2025543a59655339730_NEAS.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 4852	428	cae80def5320d2025543a59655339730_NEAS.exe	83
PID 428 wrote to memory of 4852	428	cae80def5320d2025543a59655339730_NEAS.exe	83
PID 428 wrote to memory of 4852	428	cae80def5320d2025543a59655339730_NEAS.exe	83
PID 428 wrote to memory of 1412	428	cae80def5320d2025543a59655339730_NEAS.exe	97
PID 428 wrote to memory of 1412	428	cae80def5320d2025543a59655339730_NEAS.exe	97
PID 428 wrote to memory of 1412	428	cae80def5320d2025543a59655339730_NEAS.exe	97
PID 1412 wrote to memory of 848	1412	cmd.exe	99
PID 1412 wrote to memory of 848	1412	cmd.exe	99
PID 1412 wrote to memory of 848	1412	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\cae80def5320d2025543a59655339730_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\cae80def5320d2025543a59655339730_NEAS.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:428
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:4852
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\cae80def5320d2025543a59655339730_NEAS.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1412
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:848

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

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 43KB
SHA256 e3ba3ee55b56430964c909bebfe87535e8909ca78581c24cbf7ba0bd11235fc2
MD5 ca750f6130a37b9aa09af736c4213623
SHA1 62bc80541d6fa9c6ff03e07bd51ef1fc6103630a
SHA512 df5beea3a81df813b23310c7165dfb9009890f46d827ba515ea36104fc2256e17ea5498685878f833ddbd5f562cefb2be657e50d0252437b83ac529cdfa17f43
SSDEEP 768:FUiX34HOc2Lsh7mfUolW/xtNEM5iZhcOL0tTChQEgHDR8:VYE4Z4lsjNbtNEq8
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/428-3-0x0000000000270000-0x000000000028B000-memory.dmp

Download

memory/428-13-0x0000000000270000-0x000000000028B000-memory.dmp

Download

memory/4852-4-0x00000000002D0000-0x00000000002EB000-memory.dmp

Download

memory/4852-7-0x00000000002D0000-0x00000000002EB000-memory.dmp

Download

memory/4852-18-0x00000000002D0000-0x00000000002EB000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads