sakula | b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98

General

Target

b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe
Size

92KB
MD5

9539c01fdb566eba7251c27b06225f08
SHA1

b7567b406d97690cacf55ea020a214cd125d1661
SHA256

b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98
SHA512

2782ea2b51b937e40a342dd769a183f2997903d8508a9be3b1e2b209fc8e1b00da72a575f3694429281677307d1a5e757250ad0b1a5c0ae909250fec6854b747
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtru:9bfVk29te2jqxCEtg30Ba

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
behavioral2/files/0x000b000000023d29-2.dat	family_sakula

Downloads MZ/PE file 2 IoCs

flow	pid	Process
47	2444	Process not Found
54	1336	Process not Found

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3932017190-1449707826-1445630-1000\Control Panel\International\Geo\Nation	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe

Executes dropped EXE 1 IoCs

pid	Process
3544	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"	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.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 5 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1620	cmd.exe
3284	PING.EXE
2612	MicrosoftEdgeUpdate.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3284	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4748	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4748 wrote to memory of 3544	4748	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe	86
PID 4748 wrote to memory of 3544	4748	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe	86
PID 4748 wrote to memory of 3544	4748	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe	86
PID 4748 wrote to memory of 1620	4748	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe	92
PID 4748 wrote to memory of 1620	4748	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe	92
PID 4748 wrote to memory of 1620	4748	b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe	92
PID 1620 wrote to memory of 3284	1620	cmd.exe	94
PID 1620 wrote to memory of 3284	1620	cmd.exe	94
PID 1620 wrote to memory of 3284	1620	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe
"C:\Users\Admin\AppData\Local\Temp\b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4748
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3544
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b6b72cd7d9143f8ec845893ccf3dc74e850c0bb0e308f0ecb4c54aeb5ff86f98.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1620
- - 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:3284

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY0MzMiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODc1OTU2NTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjY4MDA5NTIxIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2612

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

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

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

Filesize
92KB

MD5
d93a8f2b3957310ff476617582a49022

SHA1
9be89c4eee54963fc93722721df8edb10cd4f5be

SHA256
0114b1b67baff18b5667adce6f0556a1c77ac1565d25ec938d1db6f7e1fbe35c

SHA512
70c85f52c9a3d1edd07e0a5d54c12272aebffc93729dc243a2bc1a0fce301647fa8ff69095d84661006ff644b2a51e6db8c10df348e9103a541cab6927b92b15

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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