sakula | b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54

General

Target

b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe
Size

411KB
MD5

33035942c17d3a53f3b6d1ca970c0212
SHA1

3709cd98c55bcb4567a047e58398504df287d6c5
SHA256

b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54
SHA512

7cc642d0829cc5225900c0c9de06236be800e5ae4b73d1f84200cfa042ec4d0e4eac71c56d6350186468bdde027578386c7f87984793c03bd972eb42814e8a48
SSDEEP

6144:LHkZeUwBxE1+ijiBKk3etdgI2MyzNORQtOfl1qNVo7R+S+N/TU7kn5119J3rR05F:zkZbw8EYiBlMkn5f9J105ko8K

Score

10^/10

sakula persistence rat trojan upx

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

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

Sakula payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3504-5-0x0000000000400000-0x0000000000423000-memory.dmp	family_sakula
behavioral2/memory/3640-6-0x0000000000400000-0x0000000000423000-memory.dmp	family_sakula
behavioral2/memory/3504-13-0x0000000000400000-0x0000000000423000-memory.dmp	family_sakula
behavioral2/memory/3640-16-0x0000000000400000-0x0000000000423000-memory.dmp	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:

b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Control Panel\International\Geo\Nation	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3640 MediaCenter.exe

pid	process
3640	MediaCenter.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/3504-0-0x0000000000400000-0x0000000000423000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	upx
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	upx
behavioral2/memory/3504-5-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/3640-6-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/3504-13-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/3640-16-0x0000000000400000-0x0000000000423000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.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"	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.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

1556 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe

description pid process

Token: SeIncBasePriorityPrivilege 3504 b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe

pid	process
1556	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3504	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.execmd.exe

description	pid	process	target process
PID 3504 wrote to memory of 3640	3504	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe	MediaCenter.exe
PID 3504 wrote to memory of 3640	3504	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe	MediaCenter.exe
PID 3504 wrote to memory of 3640	3504	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe	MediaCenter.exe
PID 3504 wrote to memory of 1180	3504	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe	cmd.exe
PID 3504 wrote to memory of 1180	3504	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe	cmd.exe
PID 3504 wrote to memory of 1180	3504	b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe	cmd.exe
PID 1180 wrote to memory of 1556	1180	cmd.exe	PING.EXE
PID 1180 wrote to memory of 1556	1180	cmd.exe	PING.EXE
PID 1180 wrote to memory of 1556	1180	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe
"C:\Users\Admin\AppData\Local\Temp\b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3504

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3640

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b5cfbee4157bf05fc656345fbb22efe9741db758dbec483782e8c4824a82fd54.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1180

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:1556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\J9NF6NB1\btvitsnp-1193839729[1].htm
Filesize
1KB

MD5
e507b6db861216a44b75378e63fbf065

SHA1
39215c521f8f24d158a7937442102db64e2ad150

SHA256
f24b19277b603c95eee4c2e9cd4880b3cd25b7efae2c53a7953137215fd38568

SHA512
11f384c722ab2128bfa6a211321f1ed9c7b9a469dbd85ecf253aca9ec1251d53ed4ca11bca50a3c134b3fab4439def0b5e85accca0bddd0d804a7d24a1d13d30

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
411KB

MD5
3b415c20d2c35b1dc69cf188c7ffdea1

SHA1
11276d9b42c6c92e8e8cee7c2555a0f8b61b5ea8

SHA256
fe82381afd88617384fa0ce396452b59bdb5f70e93292f3b9758dc92ccd29ab8

SHA512
8bb2760b42849b3f7c599d2154fa3e91c1879c01c8d3a218220a0edf07510e3f6ce1cb977e76a4a36cb3f74836b38d4dd41f614cb8a776cdc8125bc9611af307

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
411KB

MD5
3b415c20d2c35b1dc69cf188c7ffdea1

SHA1
11276d9b42c6c92e8e8cee7c2555a0f8b61b5ea8

SHA256
fe82381afd88617384fa0ce396452b59bdb5f70e93292f3b9758dc92ccd29ab8

SHA512
8bb2760b42849b3f7c599d2154fa3e91c1879c01c8d3a218220a0edf07510e3f6ce1cb977e76a4a36cb3f74836b38d4dd41f614cb8a776cdc8125bc9611af307

Download Submit
memory/3504-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3504-5-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3504-13-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3640-6-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3640-16-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads