sakula | 58eb20bc2754f2f80ef27a7d205d694fa6aca669c60047b9f513cafa09d60f96

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
20-12-2023 17:40

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General

Target

fa685918b7320ca926400a3bc190bc49.exe
Size

191KB
MD5

fa685918b7320ca926400a3bc190bc49
SHA1

d4aa058377deb43d54e7213c60882db4b7447dcf
SHA256

58eb20bc2754f2f80ef27a7d205d694fa6aca669c60047b9f513cafa09d60f96
SHA512

e864e24b556d01719d8e88011f9d89961429f5171e60616aa1f07d975b86329e9edf404bd442a9c779c6278751dd65be791c911431bf6635d380970a55ff8297
SSDEEP

1536:2oaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtroZeBsCXKTn8:h0hpgz6xGhTjwHN30BE8BsZ8

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

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

Sakula payload 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2188 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

2756 MediaCenter.exe
Loads dropped DLL 2 IoCs

Processes:

fa685918b7320ca926400a3bc190bc49.exe

pid process

1760 fa685918b7320ca926400a3bc190bc49.exe
1760 fa685918b7320ca926400a3bc190bc49.exe

pid	process
2188	cmd.exe

pid	process
2756	MediaCenter.exe

pid	process
1760	fa685918b7320ca926400a3bc190bc49.exe
1760	fa685918b7320ca926400a3bc190bc49.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fa685918b7320ca926400a3bc190bc49.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	fa685918b7320ca926400a3bc190bc49.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

2576 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fa685918b7320ca926400a3bc190bc49.exe

description pid process

Token: SeIncBasePriorityPrivilege 1760 fa685918b7320ca926400a3bc190bc49.exe

pid	process
2576	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	1760	fa685918b7320ca926400a3bc190bc49.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

fa685918b7320ca926400a3bc190bc49.execmd.exe

description	pid	process	target process
PID 1760 wrote to memory of 2756	1760	fa685918b7320ca926400a3bc190bc49.exe	MediaCenter.exe
PID 1760 wrote to memory of 2756	1760	fa685918b7320ca926400a3bc190bc49.exe	MediaCenter.exe
PID 1760 wrote to memory of 2756	1760	fa685918b7320ca926400a3bc190bc49.exe	MediaCenter.exe
PID 1760 wrote to memory of 2756	1760	fa685918b7320ca926400a3bc190bc49.exe	MediaCenter.exe
PID 1760 wrote to memory of 2188	1760	fa685918b7320ca926400a3bc190bc49.exe	cmd.exe
PID 1760 wrote to memory of 2188	1760	fa685918b7320ca926400a3bc190bc49.exe	cmd.exe
PID 1760 wrote to memory of 2188	1760	fa685918b7320ca926400a3bc190bc49.exe	cmd.exe
PID 1760 wrote to memory of 2188	1760	fa685918b7320ca926400a3bc190bc49.exe	cmd.exe
PID 2188 wrote to memory of 2576	2188	cmd.exe	PING.EXE
PID 2188 wrote to memory of 2576	2188	cmd.exe	PING.EXE
PID 2188 wrote to memory of 2576	2188	cmd.exe	PING.EXE
PID 2188 wrote to memory of 2576	2188	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\fa685918b7320ca926400a3bc190bc49.exe
"C:\Users\Admin\AppData\Local\Temp\fa685918b7320ca926400a3bc190bc49.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:2756

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\fa685918b7320ca926400a3bc190bc49.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2188

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:2576

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

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
191KB

MD5
678d5047f4639016ec18fdaf0d0f573a

SHA1
cdb04ec7d5041239d4cefbf18e21674a55e8e21d

SHA256
998b2c473c1dd9a46afe18543cf8e89c55a1740dccb09b245d955f340708754f

SHA512
57da8a545f7a72c96d88816f6d20e227f24cf6669d058b8b9c5befce7faba7d183dda5c4d44d386e619d2b531da6ec9ec12097c7fb8d29701b6ab992b3944905

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