sakula | fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77

General

Target
fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe
Size 92KB
Sample220531-dkf3cscbg3
SHA256 fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77
MD5 072fda0cb4353d0b1d79d7d1cd56d3b0
SHA1 fd9cd128b7c45d059e3eddd01443c005f4c099e9
SHA512 e283710e84f494986d668900dadf8bf830c7e7bcf4040b2580881707f82388a7476eda7b77bf787fbd3e7ac257d04a35bc921da6d33852c8d2b9bd7e7e5604dd
MD5 SHA1 SHA512

Score

10^/10

sakula persistence rat suricata trojan

Malware Config

Signatures

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

Sakula Payload 2 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023146-131.dat	family_sakula
behavioral2/files/0x0007000000023146-132.dat	family_sakula

suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata

Executes dropped EXE 1 IoCs

pid	Process
444	AdobeUpdate.exe

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-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

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"	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3120	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4260	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 444	4260	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe	77
PID 4260 wrote to memory of 444	4260	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe	77
PID 4260 wrote to memory of 444	4260	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe	77
PID 4260 wrote to memory of 2268	4260	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe	84
PID 4260 wrote to memory of 2268	4260	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe	84
PID 4260 wrote to memory of 2268	4260	fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe	84
PID 2268 wrote to memory of 3120	2268	cmd.exe	86
PID 2268 wrote to memory of 3120	2268	cmd.exe	86
PID 2268 wrote to memory of 3120	2268	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe
"C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  PID:444
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\fa084a7f1742b920fa3050bb3b4fd3f9953be1af35361717720bedd7d3a15d77.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2268
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:3120

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

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

Replay Monitor

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Downloads

AdobeUpdate.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Size 92KB
SHA256 c711c82f93ccf053a05eaa1289a91e1cf6cd04824abf0f9b286e9abf2543c8c1
MD5 9fd3bb743e945a33f8c5f87b0f01aa5a
SHA1 965de0404095cfdbad555eca29f7f6930f4251df
SHA512 e4089b62215a7da9b20d0c189f0400717ab2de7e4212b6ee8da9788eda458be5e8bc2698ad8fd36952eb8c42bd58ede7d19b4c9320cafdb59a41205cbe3b617b
SSDEEP 1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtr5:9bfVk29te2jqxCEtg30B1
MD5 SHA1 SHA512 SSDEEP

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