sakula | 37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c

Analysis

max time kernel
138s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
23/06/2024, 20:37

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General

Target
37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe
Size 108KB
Sample240623-zedwps1arf
SHA256 37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c
MD5 3d5091b4c0e4ee6d408521a8a021770c
SHA1 c272dad21f055a44946cde9c2017a45511f59d28
SHA512 2a723ac9623887f745b56022f43715e1e3d9ece96ad709674f18107df3ffebfcece0e9f3e164f4997d8542426830d336a82ce66799ff195476317e36ed614ad0
SSDEEP 1536:oQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+8es52z30rtr0izbR9Xwz9:329DkEGRQixVSjLwes5G30BfPvwh
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula persistence rat trojan

Malware Config

Extracted

Family

sakula

www.polarroute.com

Signatures

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

Sakula payload 4 IoCs

resource	yara_rule
behavioral2/memory/2600-1-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/files/0x000900000002340b-3.dat	family_sakula
behavioral2/memory/3096-5-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/2600-6-0x0000000000400000-0x0000000000420000-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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe

Executes dropped EXE 1 IoCs

pid	Process
3096	MediaCenter.exe

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"	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.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
2096	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2600	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 3096	2600	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe	81
PID 2600 wrote to memory of 3096	2600	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe	81
PID 2600 wrote to memory of 3096	2600	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe	81
PID 2600 wrote to memory of 4900	2600	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe	84
PID 2600 wrote to memory of 4900	2600	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe	84
PID 2600 wrote to memory of 4900	2600	37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe	84
PID 4900 wrote to memory of 2096	4900	cmd.exe	86
PID 4900 wrote to memory of 2096	4900	cmd.exe	86
PID 4900 wrote to memory of 2096	4900	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe
"C:\Users\Admin\AppData\Local\Temp\37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:3096
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\37973dfd239f46d994cfa4c6ec07e08c77859638db5325992cec7bd24612466c.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4900
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

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 108KB
SHA256 d10bd251fd4ef3d007bd06f1c27c227e91ef58c8aa475f61372c12adb86137f0
MD5 dfaea58b34f89fcd6dbf76df1fb05376
SHA1 853632f086e1d109e06bf8463353e9596a20be43
SHA512 d2f58b90305e9b8bf33adde760b281c016f193a4cdbb9a9f98a474b9ba5c0ec33c2d10a0c34e7f3126683caf50bf642f163f8375c1c2691f0052d144f1ac1997
SSDEEP 1536:oQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+8es52z30rtr0izbR9Xwze:329DkEGRQixVSjLwes5G30BfPvwq
MD5 SHA1 SHA512 SSDEEP

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memory/2600-1-0x0000000000400000-0x0000000000420000-memory.dmp

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memory/2600-6-0x0000000000400000-0x0000000000420000-memory.dmp

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memory/3096-5-0x0000000000400000-0x0000000000420000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads