sakula | 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b

General

Target

4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe
Size

140KB
MD5

10c05b2c7b11b2572e69de8b9efaf9dc
SHA1

a15436472c87113b38fb6490aab86c7231d9f939
SHA256

4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b
SHA512

0736767a81a4cd26449c85cec0b0e427b556ba59e1ad60f891c8ce2b73b671e1220dc8059129314f758ce496286104d3002891227e70ee245c93e77cca6084aa
SSDEEP

1536:6QFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+mdz30rtr8gjmy9xNDCkre:x29DkEGRQixVSjLa130BYgjmy9T7e

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/4088-0-0x0000000000400000-0x0000000000425000-memory.dmp	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
behavioral2/memory/4088-5-0x0000000000400000-0x0000000000425000-memory.dmp	family_sakula
behavioral2/memory/4904-6-0x0000000000400000-0x0000000000425000-memory.dmp	family_sakula
behavioral2/memory/4088-7-0x0000000000400000-0x0000000000425000-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:

4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

4904 MediaCenter.exe

pid	process
4904	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.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"	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4088-0-0x0000000000400000-0x0000000000425000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	upx
behavioral2/memory/4088-5-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/4904-6-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/4088-7-0x0000000000400000-0x0000000000425000-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:

4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exeMediaCenter.execmd.exePING.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.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:

cmd.exePING.EXE

pid process

432 cmd.exe
3512 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3512 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe

description pid process

Token: SeIncBasePriorityPrivilege 4088 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe

pid	process
432	cmd.exe
3512	PING.EXE

pid	process
3512	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	4088	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.execmd.exe

description	pid	process	target process
PID 4088 wrote to memory of 4904	4088	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe	MediaCenter.exe
PID 4088 wrote to memory of 4904	4088	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe	MediaCenter.exe
PID 4088 wrote to memory of 4904	4088	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe	MediaCenter.exe
PID 4088 wrote to memory of 432	4088	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe	cmd.exe
PID 4088 wrote to memory of 432	4088	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe	cmd.exe
PID 4088 wrote to memory of 432	4088	4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe	cmd.exe
PID 432 wrote to memory of 3512	432	cmd.exe	PING.EXE
PID 432 wrote to memory of 3512	432	cmd.exe	PING.EXE
PID 432 wrote to memory of 3512	432	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe
"C:\Users\Admin\AppData\Local\Temp\4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.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:4088
- 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:4904
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:432
- - 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:3512

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
140KB

MD5
d59c803c40800fabe86a36a1f4af3558

SHA1
ebbdd6694b53e18c500857c6cf8b56ba5876db69

SHA256
4bd1512f061f91f494552673e24db5f91d87f2dacb99d6c99d04cb4ca03fe434

SHA512
dd78180dc50cb1e3aab57e19cf539374bcecaa8cf1db10ad194143f05b822f761b45f04400724022b175aecd2c1e5a6e0cccddef8e04210ba88b12a6c556b586

Download Submit
memory/4088-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4088-5-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4088-7-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4904-6-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads