sakula | 065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764

General

Target

065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe
Size

63KB
MD5

611bacbc29c9e322fad229f3f8b757b0
SHA1

e0dfb00a1daf7a358d719270e0926791bc83a864
SHA256

065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764
SHA512

79ba51e2d32c88bebc98b181ad79a0f724d21c5be267fe850a66f2d838bb0374212d871e0fc6d3ffaea202ef152e9757692358efca884beba59086e0ba4f7954
SSDEEP

1536:zoxBP0D61Oj3+5FdOa52C8pdo95j6hZ2MzNDCkrB:0PPUj3+5FMIn8To94wa7B

Score

10^/10

sakula discovery persistence rat trojan upx

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

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

Sakula payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4392-5-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/3008-6-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/4392-8-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/3008-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/4392-20-0x0000000000400000-0x0000000000424000-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:

065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4392 MediaCenter.exe

pid	process
4392	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.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"	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3008-0-0x0000000000400000-0x0000000000424000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	upx
behavioral2/memory/4392-5-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/3008-6-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/4392-8-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/3008-14-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/4392-20-0x0000000000400000-0x0000000000424000-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:

cmd.exePING.EXE065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exeMediaCenter.exe

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	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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

3828 PING.EXE
1744 cmd.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3828 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe

description pid process

Token: SeIncBasePriorityPrivilege 3008 065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe

pid	process
3828	PING.EXE
1744	cmd.exe

pid	process
3828	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3008	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.execmd.exe

description	pid	process	target process
PID 3008 wrote to memory of 4392	3008	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe	MediaCenter.exe
PID 3008 wrote to memory of 4392	3008	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe	MediaCenter.exe
PID 3008 wrote to memory of 4392	3008	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe	MediaCenter.exe
PID 3008 wrote to memory of 1744	3008	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe	cmd.exe
PID 3008 wrote to memory of 1744	3008	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe	cmd.exe
PID 3008 wrote to memory of 1744	3008	065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe	cmd.exe
PID 1744 wrote to memory of 3828	1744	cmd.exe	PING.EXE
PID 1744 wrote to memory of 3828	1744	cmd.exe	PING.EXE
PID 1744 wrote to memory of 3828	1744	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe
"C:\Users\Admin\AppData\Local\Temp\065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.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:3008
- 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:4392
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\065825b82dcf16f3797a8d0b3766b3954c68dfde3f5a1302b1bc3ad98e305764N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1744
- - 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:3828

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
63KB

MD5
d833815f3d37ca41327966a5a1eb9ab6

SHA1
05d827d7d181afaec628e617152b4e2d613c6f69

SHA256
c14b202153c9bff68a46e583034aa60c43f466a181efc17d49bf8c115d6e635f

SHA512
7672c6257d6d0b1c57a2c3fb816f1c4928cdf8996b81312cc751d4cd098a2941bc9bcde623f53675d937b8dafb7491dd51e880ca5ca1b2d5d8a68d00f881d7e4

Download Submit
memory/3008-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3008-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3008-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4392-5-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4392-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4392-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads