sakula | 9280b0227c5afac24657d29984c2303baf48db2451e292345757ca5736cbc630

Analysis

max time kernel
146s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
18-11-2023 02:48

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General

Target

NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe
Size

92KB
MD5

bdc85b65d3e97dc0c7652f16bd2e5d70
SHA1

1b5786e8e13e8367ab267c04f31802e6002ce891
SHA256

9280b0227c5afac24657d29984c2303baf48db2451e292345757ca5736cbc630
SHA512

da3039d6dc74c08c98be2e2c6ab7ac5d4bd368ae72bb1b0cf4cc05f2108bd48c1c1636566334cd06afc293c703e267cfb1195d6a02c001d81e28ca78a3eb7c37
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrf:9bfVk29te2jqxCEtg30B7

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.bdc85b65d3e97dc0c7652f16bd2e5d70.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Control Panel\International\Geo\Nation	NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

844 AdobeUpdate.exe

pid	process
844	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.bdc85b65d3e97dc0c7652f16bd2e5d70.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.bdc85b65d3e97dc0c7652f16bd2e5d70.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

2680 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe

description pid process

Token: SeIncBasePriorityPrivilege 2028 NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe

pid	process
2680	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2028	NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.execmd.exe

description	pid	process	target process
PID 2028 wrote to memory of 844	2028	NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe	AdobeUpdate.exe
PID 2028 wrote to memory of 844	2028	NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe	AdobeUpdate.exe
PID 2028 wrote to memory of 844	2028	NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe	AdobeUpdate.exe
PID 2028 wrote to memory of 1020	2028	NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe	cmd.exe
PID 2028 wrote to memory of 1020	2028	NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe	cmd.exe
PID 2028 wrote to memory of 1020	2028	NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe	cmd.exe
PID 1020 wrote to memory of 2680	1020	cmd.exe	PING.EXE
PID 1020 wrote to memory of 2680	1020	cmd.exe	PING.EXE
PID 1020 wrote to memory of 2680	1020	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.bdc85b65d3e97dc0c7652f16bd2e5d70.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
PID:844

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.bdc85b65d3e97dc0c7652f16bd2e5d70.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1020

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2680

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
72f934687c3870156c3fb7bf50c82920

SHA1
7ea99e5ad89329ad06a0607bc4461548a97c22eb

SHA256
e63c806af94eeaa42516620852705c12b32f84f4e1a13ae2359b87673e2e7f91

SHA512
06eb0d182e0fc6597bc3aebcd952ad86884f96018eb9c220085a04251c237f29152c419703959fc66debe2abc5a4eef99708354f44482a8fb57e0b8f501748b3

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

MD5
72f934687c3870156c3fb7bf50c82920

SHA1
7ea99e5ad89329ad06a0607bc4461548a97c22eb

SHA256
e63c806af94eeaa42516620852705c12b32f84f4e1a13ae2359b87673e2e7f91

SHA512
06eb0d182e0fc6597bc3aebcd952ad86884f96018eb9c220085a04251c237f29152c419703959fc66debe2abc5a4eef99708354f44482a8fb57e0b8f501748b3

Download Submit