sakula | c5b21c9e0906dac68c7b35764ab7204691758d9f5ed5cc22f4a59655cf73535a

General

Target

6fe2c06c0462bfa83e429a2aa7597600N.exe
Size

43KB
MD5

6fe2c06c0462bfa83e429a2aa7597600
SHA1

a010897d702bf618d3b4e90a632b45a55e2c4738
SHA256

c5b21c9e0906dac68c7b35764ab7204691758d9f5ed5cc22f4a59655cf73535a
SHA512

0b17cec68f2ffc717ecd72a3d22dd0ecd29ceae80531db4473b5f809eacfec1412cc18d0cf9e721cfe70cb421b61bbd52c9e8a5460c4baa6a88980c82a191da2
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqX:+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

resource	yara_rule
behavioral2/memory/384-6-0x0000000000170000-0x000000000018F000-memory.dmp	family_sakula
behavioral2/memory/3028-8-0x00000000009D0000-0x00000000009EF000-memory.dmp	family_sakula
behavioral2/memory/384-14-0x0000000000170000-0x000000000018F000-memory.dmp	family_sakula
behavioral2/memory/3028-18-0x00000000009D0000-0x00000000009EF000-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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	6fe2c06c0462bfa83e429a2aa7597600N.exe

Executes dropped EXE 1 IoCs

pid	Process
3028	MediaCenter.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/384-0-0x0000000000170000-0x000000000018F000-memory.dmp	upx
behavioral2/files/0x00080000000234a1-5.dat	upx
behavioral2/memory/3028-4-0x00000000009D0000-0x00000000009EF000-memory.dmp	upx
behavioral2/memory/384-6-0x0000000000170000-0x000000000018F000-memory.dmp	upx
behavioral2/memory/3028-8-0x00000000009D0000-0x00000000009EF000-memory.dmp	upx
behavioral2/memory/384-14-0x0000000000170000-0x000000000018F000-memory.dmp	upx
behavioral2/memory/3028-18-0x00000000009D0000-0x00000000009EF000-memory.dmp	upx

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"	6fe2c06c0462bfa83e429a2aa7597600N.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	6fe2c06c0462bfa83e429a2aa7597600N.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
3108	cmd.exe
2084	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2084	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	384	6fe2c06c0462bfa83e429a2aa7597600N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 384 wrote to memory of 3028	384	6fe2c06c0462bfa83e429a2aa7597600N.exe	83
PID 384 wrote to memory of 3028	384	6fe2c06c0462bfa83e429a2aa7597600N.exe	83
PID 384 wrote to memory of 3028	384	6fe2c06c0462bfa83e429a2aa7597600N.exe	83
PID 384 wrote to memory of 3108	384	6fe2c06c0462bfa83e429a2aa7597600N.exe	96
PID 384 wrote to memory of 3108	384	6fe2c06c0462bfa83e429a2aa7597600N.exe	96
PID 384 wrote to memory of 3108	384	6fe2c06c0462bfa83e429a2aa7597600N.exe	96
PID 3108 wrote to memory of 2084	3108	cmd.exe	98
PID 3108 wrote to memory of 2084	3108	cmd.exe	98
PID 3108 wrote to memory of 2084	3108	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\6fe2c06c0462bfa83e429a2aa7597600N.exe
"C:\Users\Admin\AppData\Local\Temp\6fe2c06c0462bfa83e429a2aa7597600N.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:384
- 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:3028
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6fe2c06c0462bfa83e429a2aa7597600N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3108
- - 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:2084

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

Filesize
43KB

MD5
5a92affc988e22e76078ada7d4271259

SHA1
28d9f4aaacb8ec4d67baf2b6dce3232b248b7074

SHA256
415ea97d2ce3b71316c5d48d4d0396b34051cefdc3008333314117a0a071eadc

SHA512
9fd4c6bcc6975aab1df4d6c616461be681968be3a84ef81937ab89905a9bfea4f8b66d22a6a731479cd7d5beeb7e148951c58af8f2511f8f6a5f2d359558b469

Download Submit
memory/384-0-0x0000000000170000-0x000000000018F000-memory.dmp

Filesize
124KB

Download
memory/384-6-0x0000000000170000-0x000000000018F000-memory.dmp

Filesize
124KB

Download
memory/384-14-0x0000000000170000-0x000000000018F000-memory.dmp

Filesize
124KB

Download
memory/3028-4-0x00000000009D0000-0x00000000009EF000-memory.dmp

Filesize
124KB

Download
memory/3028-8-0x00000000009D0000-0x00000000009EF000-memory.dmp

Filesize
124KB

Download
memory/3028-18-0x00000000009D0000-0x00000000009EF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads