sakula | 84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5

General

Target

84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe
Size

43KB
MD5

3e2e268d96483d978480395e5d78f020
SHA1

329be8005806f2ea79499ee0c68991a5282cfa6d
SHA256

84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5
SHA512

24099561cf68d9e62178a3f32cd262a296736df4fa79f22c50f1ac93cbea26f170ebcf787f4c84da4efc106d67338ec1974c797dd038882e7adfb0caecdc16bc
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqI:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8y

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/4376-6-0x0000000000F70000-0x0000000000F8F000-memory.dmp	family_sakula
behavioral2/memory/4544-8-0x0000000000A60000-0x0000000000A7F000-memory.dmp	family_sakula
behavioral2/memory/4376-14-0x0000000000F70000-0x0000000000F8F000-memory.dmp	family_sakula
behavioral2/memory/4544-19-0x0000000000A60000-0x0000000000A7F000-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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe

Executes dropped EXE 1 IoCs

pid	Process
4544	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"	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4376-0-0x0000000000F70000-0x0000000000F8F000-memory.dmp	upx
behavioral2/files/0x000b000000023b7b-3.dat	upx
behavioral2/memory/4544-4-0x0000000000A60000-0x0000000000A7F000-memory.dmp	upx
behavioral2/memory/4376-6-0x0000000000F70000-0x0000000000F8F000-memory.dmp	upx
behavioral2/memory/4544-8-0x0000000000A60000-0x0000000000A7F000-memory.dmp	upx
behavioral2/memory/4376-14-0x0000000000F70000-0x0000000000F8F000-memory.dmp	upx
behavioral2/memory/4544-19-0x0000000000A60000-0x0000000000A7F000-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	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.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
2972	cmd.exe
2184	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2184	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4376	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4376 wrote to memory of 4544	4376	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe	83
PID 4376 wrote to memory of 4544	4376	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe	83
PID 4376 wrote to memory of 4544	4376	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe	83
PID 4376 wrote to memory of 2972	4376	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe	100
PID 4376 wrote to memory of 2972	4376	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe	100
PID 4376 wrote to memory of 2972	4376	84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe	100
PID 2972 wrote to memory of 2184	2972	cmd.exe	102
PID 2972 wrote to memory of 2184	2972	cmd.exe	102
PID 2972 wrote to memory of 2184	2972	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe
"C:\Users\Admin\AppData\Local\Temp\84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.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:4376
- 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:4544
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\84f63e3abe55d391f8ecb7177747f648a3a0b5d86ebb66f2e76b60fd061221c5N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2972
- - 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:2184

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
ded5357c9962a99d2c1ee61d1e795309

SHA1
d346e405c933d0083b80c9019821b1639c2afe9b

SHA256
5fd13f39aeee17119986017d99792ef9c2a5723d766fb63527d7b2b6ee33b660

SHA512
ad287968aea44ad0c1deae4aa669531bc882711d59c4313ea14adac5b1468d86d5faa5bf2f0e0f4b694200471d4fd875e6796aab1e9a7fd45ca30ce9480da3ea

Download Submit
memory/4376-0-0x0000000000F70000-0x0000000000F8F000-memory.dmp

Filesize
124KB

Download
memory/4376-6-0x0000000000F70000-0x0000000000F8F000-memory.dmp

Filesize
124KB

Download
memory/4376-14-0x0000000000F70000-0x0000000000F8F000-memory.dmp

Filesize
124KB

Download
memory/4544-4-0x0000000000A60000-0x0000000000A7F000-memory.dmp

Filesize
124KB

Download
memory/4544-8-0x0000000000A60000-0x0000000000A7F000-memory.dmp

Filesize
124KB

Download
memory/4544-19-0x0000000000A60000-0x0000000000A7F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads