sakula | 7140dee86c66dbaf4f555f9c616b96dccd1cb6f112473a9210777a7818979c5a

Analysis

max time kernel
184s
max time network
200s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
16-10-2023 18:33

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General

Target

NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe
Size

332KB
MD5

b6bf6da95e04ea9f27b588ce1ca2fdb0
SHA1

e11fdae1b3a6597aa05ebae41095db2922a57269
SHA256

7140dee86c66dbaf4f555f9c616b96dccd1cb6f112473a9210777a7818979c5a
SHA512

759465600d991a68d02919654fbb6c35cd48459b20323a554bfddcdc6648596b40d795e69665037aba6a3ef98ab0dc751257db47faab3347a6d1f085332e5665
SSDEEP

6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/W:NSI2Ha

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.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Control Panel\International\Geo\Nation	NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

1852 AdobeUpdate.exe

pid	process
1852	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.b6bf6da95e04ea9f27b588ce1ca2fdb0.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.b6bf6da95e04ea9f27b588ce1ca2fdb0.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

3988 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe

description pid process

Token: SeIncBasePriorityPrivilege 4332 NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe

pid	process
3988	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	4332	NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.execmd.exe

description	pid	process	target process
PID 4332 wrote to memory of 1852	4332	NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe	AdobeUpdate.exe
PID 4332 wrote to memory of 1852	4332	NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe	AdobeUpdate.exe
PID 4332 wrote to memory of 1852	4332	NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe	AdobeUpdate.exe
PID 4332 wrote to memory of 4884	4332	NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe	cmd.exe
PID 4332 wrote to memory of 4884	4332	NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe	cmd.exe
PID 4332 wrote to memory of 4884	4332	NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe	cmd.exe
PID 4884 wrote to memory of 3988	4884	cmd.exe	PING.EXE
PID 4884 wrote to memory of 3988	4884	cmd.exe	PING.EXE
PID 4884 wrote to memory of 3988	4884	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4332

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
PID:1852

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.b6bf6da95e04ea9f27b588ce1ca2fdb0.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4884

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3988

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
332KB

MD5
72df54084bf85eff1e43b02d3a088cbb

SHA1
b6f8a639d36561b00a949a33cda2aee77e8f2b62

SHA256
aef571988a92f9965be31219faf3da55ec7ec5135c937282dfe04628a68aeb68

SHA512
63a0388330d7bcbbafcbbed26d38188437a1b927c4d01e9e1a8e136323eaa611d88c0da3b9cf66c1bef243fe1fecfdf3b235b2b1aacb3c7d73f6f6d805519625

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C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Filesize
332KB

MD5
72df54084bf85eff1e43b02d3a088cbb

SHA1
b6f8a639d36561b00a949a33cda2aee77e8f2b62

SHA256
aef571988a92f9965be31219faf3da55ec7ec5135c937282dfe04628a68aeb68

SHA512
63a0388330d7bcbbafcbbed26d38188437a1b927c4d01e9e1a8e136323eaa611d88c0da3b9cf66c1bef243fe1fecfdf3b235b2b1aacb3c7d73f6f6d805519625

Download Submit