sakula | 4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769

Analysis

max time kernel
134s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2022 16:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe
Size

88KB
MD5

95798d3fa38084bc973dc4ea09c06455
SHA1

e820f73f713eb38d853b5b2da3a9c153c36750a5
SHA256

4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769
SHA512

78c378db1aaeb8b80ac54462f9e3b1f660e70c7cd587f04ff7c1ab5378f413bf1268674524931dcad55ebd32405621cc8f0a69a3480bbbdaf54d977c20634258
SSDEEP

1536:Boaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtroyPTEz7:y0hpgz6xGhTjwHN30BEybE3

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 2 IoCs

Processes:

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

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4764 MediaCenter.exe

pid	process
4764	MediaCenter.exe

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:

4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.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"	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3416 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe

description pid process

Token: SeIncBasePriorityPrivilege 2276 4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe

pid	process
3416	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2276	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.execmd.exe

description	pid	process	target process
PID 2276 wrote to memory of 4764	2276	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe	MediaCenter.exe
PID 2276 wrote to memory of 4764	2276	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe	MediaCenter.exe
PID 2276 wrote to memory of 4764	2276	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe	MediaCenter.exe
PID 2276 wrote to memory of 4232	2276	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe	cmd.exe
PID 2276 wrote to memory of 4232	2276	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe	cmd.exe
PID 2276 wrote to memory of 4232	2276	4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe	cmd.exe
PID 4232 wrote to memory of 3416	4232	cmd.exe	PING.EXE
PID 4232 wrote to memory of 3416	4232	cmd.exe	PING.EXE
PID 4232 wrote to memory of 3416	4232	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe
"C:\Users\Admin\AppData\Local\Temp\4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2276

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:4764

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\4f28b81037b0e81591f472fbb68c2874e6bab354fe0bf2572d013ae9ff9a3769.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4232

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3416

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Remote System Discovery

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
88KB

MD5
67ee8d4b248f2ff067b3d644a7c3c47a

SHA1
25e30add01c22257269da18bd3129786bf23119e

SHA256
f651ecfe15903aed38c4c1e01bc50468b73c3efcbe4363b050580ab32fadaaad

SHA512
28d7735bb925584fc8f42d9532e94a95f7f07ca2cbde836c4194d0fc7a256c0df6007ec89ea046ad14410c167baea9fb63ecf87dc453ca5a13f89cefbafb1b04

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
88KB

MD5
67ee8d4b248f2ff067b3d644a7c3c47a

SHA1
25e30add01c22257269da18bd3129786bf23119e

SHA256
f651ecfe15903aed38c4c1e01bc50468b73c3efcbe4363b050580ab32fadaaad

SHA512
28d7735bb925584fc8f42d9532e94a95f7f07ca2cbde836c4194d0fc7a256c0df6007ec89ea046ad14410c167baea9fb63ecf87dc453ca5a13f89cefbafb1b04

Download Submit
memory/3416-136-0x0000000000000000-mapping.dmp

Download
memory/4232-135-0x0000000000000000-mapping.dmp

Download
memory/4764-132-0x0000000000000000-mapping.dmp

Download