sakula | 556454e21303324c08a0c2236d2d8262300e44473116edb3c91c6347ef0d5acb

General

Target
96f24448c98b1d052dd2090768692910_NEIKI.exe
Size 221KB
Sample240508-b28slaed33
SHA256 556454e21303324c08a0c2236d2d8262300e44473116edb3c91c6347ef0d5acb
MD5 96f24448c98b1d052dd2090768692910
SHA1 31f2e1f9bd66ef69e1a93d9a72f6039e216db26d
SHA512 c45d755fb27614aa0fc75e8172f432d29b4df3c9c711ca2a46751a449d0cc2bfabb8a367fdf8288d026ac661b193fbe863433252bc9d2987d0c390d5130b0d5d
SSDEEP 3072:uPPUj3+5FMIn8To94wa7uZwOuz/xS3iGpZMhDEXzkOSUUKeF8a7bXxBgW4gfw9V:uUC5TUm4wZwBxE1+ijiBKZ
MD5 SHA1 SHA512 SSDEEP

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/3188-5-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/4488-6-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/3188-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/4488-16-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/4488-22-0x0000000000400000-0x0000000000424000-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-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	96f24448c98b1d052dd2090768692910_NEIKI.exe

Executes dropped EXE 1 IoCs

pid	Process
4488	MediaCenter.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3188-0-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/files/0x000a000000023b9d-3.dat	upx
behavioral2/memory/3188-5-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/4488-6-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/3188-12-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/4488-16-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/4488-22-0x0000000000400000-0x0000000000424000-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"	96f24448c98b1d052dd2090768692910_NEIKI.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
4748	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3188	96f24448c98b1d052dd2090768692910_NEIKI.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3188 wrote to memory of 4488	3188	96f24448c98b1d052dd2090768692910_NEIKI.exe	84
PID 3188 wrote to memory of 4488	3188	96f24448c98b1d052dd2090768692910_NEIKI.exe	84
PID 3188 wrote to memory of 4488	3188	96f24448c98b1d052dd2090768692910_NEIKI.exe	84
PID 3188 wrote to memory of 4328	3188	96f24448c98b1d052dd2090768692910_NEIKI.exe	98
PID 3188 wrote to memory of 4328	3188	96f24448c98b1d052dd2090768692910_NEIKI.exe	98
PID 3188 wrote to memory of 4328	3188	96f24448c98b1d052dd2090768692910_NEIKI.exe	98
PID 4328 wrote to memory of 4748	4328	cmd.exe	100
PID 4328 wrote to memory of 4748	4328	cmd.exe	100
PID 4328 wrote to memory of 4748	4328	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\96f24448c98b1d052dd2090768692910_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\96f24448c98b1d052dd2090768692910_NEIKI.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3188
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:4488
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\96f24448c98b1d052dd2090768692910_NEIKI.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4328
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:4748

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 221KB
SHA256 b22c5c1d661e87800c988a8255297b2197be4e598fbfa93f58b5f30679cea6e6
MD5 9631c41eb67cbf9c950556e722abbaa6
SHA1 1aad83d1f3a56af9ea0c9a3bf61ec7b97605b495
SHA512 a65d697b8a6b0c859f2aa5d2deeb8d31fc83415097ad59afe7ca370d0b2175baa34432c9434ed2db8a9e43bacabbc1ead51ad8fba96dc4500c44134d009158ac
SSDEEP 3072:uPPUj3+5FMIn8To94wa7uZwOuz/xS3iGpZMhDEXzkOSUUKeF8a7bXxBgW4gfw9a:uUC5TUm4wZwBxE1+ijiBKG
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3188-0-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/3188-5-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/3188-12-0x0000000000400000-0x0000000000424000-memory.dmp

Download

memory/4488-6-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/4488-16-0x0000000000400000-0x0000000000424000-memory.dmp

Download

memory/4488-22-0x0000000000400000-0x0000000000424000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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