sakula | 7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d

General

Target
7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.exe
Size 99KB
Sample260426-ld5fdae12j
SHA256 7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d
MD5 2f916b3e0c6c167b951938a5631e824c
SHA1 6f46fe6795db30eb5c7ac8c686f944a031871c22
SHA512 1eb83834d5987773c1913a3a9f552c174730b4bfe574f3f3037e9b6f17a539fe2d6af98b01462b2b4a2656dc2d3c2a9cc21dee66f11912aa6769fdaa37d7f6c5
SSDEEP 1536:ioaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrhxc:t0hpgz6xGhZamyF30Bdxc
TLSH
T18FA35A16B6D0C032E062153804B8E6635A7AF9324ABCC1977BC5177EBEB03D1993AF56
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery sakula persistence rat trojan

Malware Config

Signatures

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

Sakula payload 6 IoCs

resource	yara_rule
behavioral1/memory/5520-0-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral1/files/0x00080000000244d0-3.dat	family_sakula
behavioral1/memory/5056-4-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral1/memory/5520-6-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral1/memory/5056-8-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral1/memory/5520-12-0x0000000000400000-0x000000000041B000-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-1-5-21-1609746302-1884177235-1125644204-1000\Control Panel\International\Geo\Nation	7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.exe

Executes dropped EXE 1 IoCs

pid	Process
5056	MediaCenter.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.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	7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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
4608	PING.EXE
4952	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4608	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	5520	7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5520 wrote to memory of 5056	5520	7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.exe	84
PID 5520 wrote to memory of 4952	5520	7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.exe	88
PID 4952 wrote to memory of 4608	4952	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.exe
"C:\Users\Admin\AppData\Local\Temp\7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.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:5520
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5056
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\7acbff023018dac4ff4210a540bdd7342d6dddda074f96b43dda526377504e3d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4952
- - 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:4608

Network

MITRE ATT&CK Enterprise v16

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

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 99KB
SHA256 23a010a75cecca234dfc54d3201da587d571e498eda3721e2443353ca9312ab7
MD5 72f14863192bb9fae700a61c3ee3f288
SHA1 9aa52e9cbccccdd5b5beab6ae67eae4e87f3bac2
SHA512 7b52e611c69ccda1e4609025b962ec2539cc7ce0767769aa86ec539e6d1e710eefc04a3d316a6472dc98adfddf36e43530c07caa1179c7572a1e45cc3864453b
SSDEEP 1536:ioaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrhx4:t0hpgz6xGhZamyF30Bdx4
TLSH
T177A35B16B6D0C032E052153804B8E6635A7AF9324ABCC1977BC5177EBEB03D1993AF56
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5056-4-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5056-7-0x00000000023E0000-0x0000000002425000-memory.dmp

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memory/5056-8-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5520-0-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5520-6-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5520-12-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5520-11-0x0000000002130000-0x0000000002175000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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