sakula | f6ff6b60a49cf3610da6921b2735d4b14b30e62a2abc291d3404342863d497bb

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
26-10-2023 22:33

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General

Target

NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe
Size

92KB
MD5

fe66ab5f04442c4cdc95bf3ac05183b0
SHA1

6e66dc054e53ba8cc4d467eab8f663d79bcc3ccf
SHA256

f6ff6b60a49cf3610da6921b2735d4b14b30e62a2abc291d3404342863d497bb
SHA512

2135bda00db36baa2f2b66092293cdf9ecf32a7378d1d9894aa9b45ac1ccc5e8676f1106d56c2f54c2e84420bfda5b3765ff64b0de4f44e395abf4dbf58aa7f9
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtr/:9bfVk29te2jqxCEtg30Bz

Score

10^/10

sakula persistence rat trojan

Malware Config

Extracted

Family

sakula

www.savmpet.com

Signatures

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

Sakula payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe	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

Processes:

NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Control Panel\International\Geo\Nation	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

4524 AdobeUpdate.exe

pid	process
4524	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.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

Processes:

PING.EXE

pid process

4020 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe

description pid process

Token: SeIncBasePriorityPrivilege 232 NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe

pid	process
4020	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	232	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.execmd.exe

description	pid	process	target process
PID 232 wrote to memory of 4524	232	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe	AdobeUpdate.exe
PID 232 wrote to memory of 4524	232	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe	AdobeUpdate.exe
PID 232 wrote to memory of 4524	232	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe	AdobeUpdate.exe
PID 232 wrote to memory of 5104	232	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe	cmd.exe
PID 232 wrote to memory of 5104	232	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe	cmd.exe
PID 232 wrote to memory of 5104	232	NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe	cmd.exe
PID 5104 wrote to memory of 4020	5104	cmd.exe	PING.EXE
PID 5104 wrote to memory of 4020	5104	cmd.exe	PING.EXE
PID 5104 wrote to memory of 4020	5104	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:232

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
PID:4524

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.fe66ab5f04442c4cdc95bf3ac05183b0_JC.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:5104

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4020

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

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Filesize
92KB

MD5
19915f2eb188848b6a8a2868a6f54de0

SHA1
fe7e28354b31797d63dea9740a1a59880ba898d6

SHA256
13ba03bafb3928fb966a419c5a10d3d04166fe29c286de3f215a7c5bbc53af0a

SHA512
53136eb460899c2312ac0cfb309802b29d897d67f1a3d3f11910b10b817542f4cb6009f28061c0ceab7cbf65efe8b9cd6eb70ff9602b78afd21c1d1c99c52dd9

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C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Filesize
92KB

MD5
19915f2eb188848b6a8a2868a6f54de0

SHA1
fe7e28354b31797d63dea9740a1a59880ba898d6

SHA256
13ba03bafb3928fb966a419c5a10d3d04166fe29c286de3f215a7c5bbc53af0a

SHA512
53136eb460899c2312ac0cfb309802b29d897d67f1a3d3f11910b10b817542f4cb6009f28061c0ceab7cbf65efe8b9cd6eb70ff9602b78afd21c1d1c99c52dd9

Download Submit