sakula | 828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5

General

Target

828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe
Size

43KB
MD5

91f7ac93c9f17621e40244f38750f346
SHA1

534779a8c74ea87b773781302e2b9b9e4f2fe0c1
SHA256

828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5
SHA512

8c5346b30dac6cf31750f3d63769aaca6b8dd2945f4ddb736f96d6ed0f81a89255e752dc1d161b825f0e92d4c11047748cd7d1e875ec011ac87d256b3ea4dd1f
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqa:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8U

Score

10^/10

sakula discovery persistence rat trojan upx

Malware Config

Signatures

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

Sakula payload 4 IoCs

resource	yara_rule
behavioral2/memory/4532-6-0x00000000009C0000-0x00000000009DF000-memory.dmp	family_sakula
behavioral2/memory/4624-8-0x0000000000210000-0x000000000022F000-memory.dmp	family_sakula
behavioral2/memory/4532-14-0x00000000009C0000-0x00000000009DF000-memory.dmp	family_sakula
behavioral2/memory/4624-20-0x0000000000210000-0x000000000022F000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe

Executes dropped EXE 1 IoCs

pid	Process
4624	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"	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4532-0-0x00000000009C0000-0x00000000009DF000-memory.dmp	upx
behavioral2/files/0x0007000000023cb0-3.dat	upx
behavioral2/memory/4624-4-0x0000000000210000-0x000000000022F000-memory.dmp	upx
behavioral2/memory/4532-6-0x00000000009C0000-0x00000000009DF000-memory.dmp	upx
behavioral2/memory/4624-8-0x0000000000210000-0x000000000022F000-memory.dmp	upx
behavioral2/memory/4532-14-0x00000000009C0000-0x00000000009DF000-memory.dmp	upx
behavioral2/memory/4624-20-0x0000000000210000-0x000000000022F000-memory.dmp	upx

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	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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
3196	cmd.exe
3132	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3132	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4532	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 4624	4532	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe	82
PID 4532 wrote to memory of 4624	4532	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe	82
PID 4532 wrote to memory of 4624	4532	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe	82
PID 4532 wrote to memory of 3196	4532	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe	91
PID 4532 wrote to memory of 3196	4532	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe	91
PID 4532 wrote to memory of 3196	4532	828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe	91
PID 3196 wrote to memory of 3132	3196	cmd.exe	93
PID 3196 wrote to memory of 3132	3196	cmd.exe	93
PID 3196 wrote to memory of 3132	3196	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe
"C:\Users\Admin\AppData\Local\Temp\828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.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:4532
- 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:4624
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\828fe990bf5f2a6bc95e105b306ddc922d08ec558ccc622c842687686aae88e5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3196
- - 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:3132

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\MediaCenter.exe

Filesize
43KB

MD5
2fadff106a1e652a2ab4831b0cb7353b

SHA1
ef5fa6d5ff995cdf75704cd06dfe045d1e2ab34c

SHA256
20375239305c79936fc0d3a1276a66e4bc75b7fbef36af60c8b4f8c3a10808e3

SHA512
e1c61501c5fc3c525e86f4f19dbe32c2d51adc15af0475dc6cf8baa09d9f52b156654556ee5568dfd615b72c3810e754d2d1f02da9127640c42a4127899c67cd

Download Submit
memory/4532-0-0x00000000009C0000-0x00000000009DF000-memory.dmp

Filesize
124KB

Download
memory/4532-6-0x00000000009C0000-0x00000000009DF000-memory.dmp

Filesize
124KB

Download
memory/4532-14-0x00000000009C0000-0x00000000009DF000-memory.dmp

Filesize
124KB

Download
memory/4624-4-0x0000000000210000-0x000000000022F000-memory.dmp

Filesize
124KB

Download
memory/4624-8-0x0000000000210000-0x000000000022F000-memory.dmp

Filesize
124KB

Download
memory/4624-20-0x0000000000210000-0x000000000022F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads