sakula | 7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8

General

Target

7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe
Size

102KB
MD5

64d3398a90e21085e92b9874f76dfb7e
SHA1

4375ae556df0c4db98ba9bdd46d178fbec692b5e
SHA256

7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8
SHA512

32b88ec35905a4136f4bd22d43d282282fbfe40176a7813ad018ebd14719d8bd92044b6792ac777ff7a67b62d4688e3a816c70e5a88afd0edbac5b844eba01c7
SSDEEP

1536:jJbCiJVkgMaT2itTkjoRXnM48dXFajVPkPLnlxsz30rtrQ39s:tbfVk29te2juPLlxo30Bs39s

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 5 IoCs

resource	yara_rule
behavioral2/memory/3528-0-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/files/0x000b000000023b6d-3.dat	family_sakula
behavioral2/memory/3528-5-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/3884-6-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/3528-7-0x0000000000400000-0x000000000041C000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe

Executes dropped EXE 1 IoCs

pid	Process
3884	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"	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.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	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
996	cmd.exe
2020	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2020	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3528	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 3884	3528	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe	83
PID 3528 wrote to memory of 3884	3528	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe	83
PID 3528 wrote to memory of 3884	3528	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe	83
PID 3528 wrote to memory of 996	3528	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe	100
PID 3528 wrote to memory of 996	3528	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe	100
PID 3528 wrote to memory of 996	3528	7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe	100
PID 996 wrote to memory of 2020	996	cmd.exe	102
PID 996 wrote to memory of 2020	996	cmd.exe	102
PID 996 wrote to memory of 2020	996	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe
"C:\Users\Admin\AppData\Local\Temp\7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.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:3528
- 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:3884
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\7aa7f6381d40b53bd7a5f1fd3322fb4e09e708c88864c67784cc11ce28a04dd8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:996
- - 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:2020

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
102KB

MD5
c0840cf4ae5a97f1739dcf7bd5cb2ab2

SHA1
9eb9e517fae557612a5ce4cc72a1e979853ae452

SHA256
a4a19efbe2d427188a999bcb88e10c125467da8060c2299cc30003ed11619dab

SHA512
462ca5f044152aa68691bcad5c0850ea86b115edf01f55c6d924fb95da2df1f52fd84f0a356e62d829276f4d00fde9e05b76887a3f6f05406b1b3f2e1645cf1c

Download Submit
memory/3528-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3528-5-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3528-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3884-6-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads