sakula | fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830f

General

Target

fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe
Size

43KB
MD5

4c75f758bb822bee0d4c6ce9f45c4770
SHA1

2885283230c82b53e4c5501f65f539d1f37d1b90
SHA256

fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830f
SHA512

81ed6ac4eb7e9610e574dca2acfa016a2c7f9fc7905b9d8e09734d84c3008c047390bc0aa33c2045c72d9c7831083ee452dba41013b976046adfb198c2d7c3a0
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqH:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8t

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 payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4904-6-0x0000000000070000-0x000000000008F000-memory.dmp	family_sakula
behavioral2/memory/3636-8-0x0000000000790000-0x00000000007AF000-memory.dmp	family_sakula
behavioral2/memory/4904-13-0x0000000000070000-0x000000000008F000-memory.dmp	family_sakula
behavioral2/memory/3636-19-0x0000000000790000-0x00000000007AF000-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

Processes:

fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid	Process
3636	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4904-0-0x0000000000070000-0x000000000008F000-memory.dmp	upx
behavioral2/files/0x0008000000023c91-3.dat	upx
behavioral2/memory/3636-4-0x0000000000790000-0x00000000007AF000-memory.dmp	upx
behavioral2/memory/4904-6-0x0000000000070000-0x000000000008F000-memory.dmp	upx
behavioral2/memory/3636-8-0x0000000000790000-0x00000000007AF000-memory.dmp	upx
behavioral2/memory/4904-13-0x0000000000070000-0x000000000008F000-memory.dmp	upx
behavioral2/memory/3636-19-0x0000000000790000-0x00000000007AF000-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

Processes:

fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exeMediaCenter.execmd.exePING.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.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

Processes:

PING.EXEcmd.exe

pid	Process
4768	PING.EXE
1488	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
4768	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	4904	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.execmd.exe

description	pid	Process	procid_target
PID 4904 wrote to memory of 3636	4904	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe	84
PID 4904 wrote to memory of 3636	4904	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe	84
PID 4904 wrote to memory of 3636	4904	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe	84
PID 4904 wrote to memory of 1488	4904	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe	104
PID 4904 wrote to memory of 1488	4904	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe	104
PID 4904 wrote to memory of 1488	4904	fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe	104
PID 1488 wrote to memory of 4768	1488	cmd.exe	106
PID 1488 wrote to memory of 4768	1488	cmd.exe	106
PID 1488 wrote to memory of 4768	1488	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe
"C:\Users\Admin\AppData\Local\Temp\fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.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:4904
- 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:3636
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\fa71cf223fe499723cef29d16f867a69fc336f692c2fa97551d144aa5b67830fN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1488
- - 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:4768

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
346b61dec84248c2e9affecd59984b7e

SHA1
14bb1be92ec5c030540ca36b6e7a10a4fe2f1de1

SHA256
001c7d266d23468dfdae9ce78e91e9b0dd71cecd517682decd2380e995a8725c

SHA512
b6e35dafea8cbb231692e547cdc476c8f1a63a72f2b5dc13511e4f0572acdda5348e3136087535763b976558cf67fa77fc05da15a7944b8176e8269c94e778b1

Download Submit
memory/3636-4-0x0000000000790000-0x00000000007AF000-memory.dmp

Filesize
124KB

Download
memory/3636-8-0x0000000000790000-0x00000000007AF000-memory.dmp

Filesize
124KB

Download
memory/3636-19-0x0000000000790000-0x00000000007AF000-memory.dmp

Filesize
124KB

Download
memory/4904-0-0x0000000000070000-0x000000000008F000-memory.dmp

Filesize
124KB

Download
memory/4904-6-0x0000000000070000-0x000000000008F000-memory.dmp

Filesize
124KB

Download
memory/4904-13-0x0000000000070000-0x000000000008F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads