sakula | e84e3f69364a3aa00fee5e5f24744d77ac01c026b004756ca65e19a891f4de54

Analysis

max time kernel
121s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07-10-2022 07:00

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General

Target

10fa04bbf25570d83c37d5b7008fe85d.exe
Size

88KB
MD5

10fa04bbf25570d83c37d5b7008fe85d
SHA1

7f6c136b0cc97cfdd0ba5e27ec03a0ea4c87193f
SHA256

e84e3f69364a3aa00fee5e5f24744d77ac01c026b004756ca65e19a891f4de54
SHA512

8fbab615e94f86612ce7e696e6f5a0457c9a0c18ccaa286b4769315350861e14e125041b828d22a3abcfbe727020d414577e70a522bfb29b9221683ebd562612
SSDEEP

1536:Boaj1hJL1S9t0MIeboal8bCKxo7h0RP0jwHVz30rtroyPTEzg:y0hpgz6xGhTjwHN30BEybEk

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

1304 MediaCenter.exe

pid	process
1304	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:

10fa04bbf25570d83c37d5b7008fe85d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	10fa04bbf25570d83c37d5b7008fe85d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

10fa04bbf25570d83c37d5b7008fe85d.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"	10fa04bbf25570d83c37d5b7008fe85d.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

900 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

10fa04bbf25570d83c37d5b7008fe85d.exe

description pid process

Token: SeIncBasePriorityPrivilege 568 10fa04bbf25570d83c37d5b7008fe85d.exe

pid	process
900	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	568	10fa04bbf25570d83c37d5b7008fe85d.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

10fa04bbf25570d83c37d5b7008fe85d.execmd.exe

description	pid	process	target process
PID 568 wrote to memory of 1304	568	10fa04bbf25570d83c37d5b7008fe85d.exe	MediaCenter.exe
PID 568 wrote to memory of 1304	568	10fa04bbf25570d83c37d5b7008fe85d.exe	MediaCenter.exe
PID 568 wrote to memory of 1304	568	10fa04bbf25570d83c37d5b7008fe85d.exe	MediaCenter.exe
PID 568 wrote to memory of 3740	568	10fa04bbf25570d83c37d5b7008fe85d.exe	cmd.exe
PID 568 wrote to memory of 3740	568	10fa04bbf25570d83c37d5b7008fe85d.exe	cmd.exe
PID 568 wrote to memory of 3740	568	10fa04bbf25570d83c37d5b7008fe85d.exe	cmd.exe
PID 3740 wrote to memory of 900	3740	cmd.exe	PING.EXE
PID 3740 wrote to memory of 900	3740	cmd.exe	PING.EXE
PID 3740 wrote to memory of 900	3740	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe
"C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:568

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1304

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10fa04bbf25570d83c37d5b7008fe85d.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3740

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:900

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

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Downloads

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

MD5
77719122bb497f01b4cc6c1a02e9c894

SHA1
b19a9f9502ce8c50bb5bcb8a926b89be29b1e9c5

SHA256
24ae1f2c41fbdcb93315414892600236d83c0b4e96dac299f3a89d05c3e73202

SHA512
f76765230987bce5951f714cb22b80e80250eb41a13c5cf598ccb5d665be45f7b0551219e2d7a415fc27e92004dca6ff38a6a6c534e6fb4bc886777473d2535a

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

MD5
77719122bb497f01b4cc6c1a02e9c894

SHA1
b19a9f9502ce8c50bb5bcb8a926b89be29b1e9c5

SHA256
24ae1f2c41fbdcb93315414892600236d83c0b4e96dac299f3a89d05c3e73202

SHA512
f76765230987bce5951f714cb22b80e80250eb41a13c5cf598ccb5d665be45f7b0551219e2d7a415fc27e92004dca6ff38a6a6c534e6fb4bc886777473d2535a

Download Submit
memory/900-136-0x0000000000000000-mapping.dmp

Download
memory/1304-132-0x0000000000000000-mapping.dmp

Download
memory/3740-135-0x0000000000000000-mapping.dmp

Download