sakula | eca2e9719e1625ffb02dd3acc2d602d4d05a2222a0654c5ce7d6cf5b7b381a1f

General

Target
815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe
Size 150KB
Sample240801-vvm24a1bmm
SHA256 eca2e9719e1625ffb02dd3acc2d602d4d05a2222a0654c5ce7d6cf5b7b381a1f
MD5 815b16465b6d6af4eec86e6b94d8a3bf
SHA1 b8cd34f26c8222269fc014a8bbbe594c2a839ffb
SHA512 be5ba21d0f8a54cd114ea42ee230c1d6798356487e6a0b074312b4feac917062001363d686b9afbee7282e23fb6bf63014195d0650a3fa0b9810819a4e70136f
SSDEEP 3072:H29DkEGRQixVSjLLJ30BWPOt5dQw+hyuGDInwX:H29qRfVSnt30Bbt+IhDFX
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

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

Sakula payload 6 IoCs

resource	yara_rule
behavioral2/memory/3692-0-0x0000000000020000-0x000000000004F000-memory.dmp	family_sakula
behavioral2/files/0x0008000000023437-3.dat	family_sakula
behavioral2/memory/4280-5-0x0000000000680000-0x00000000006AF000-memory.dmp	family_sakula
behavioral2/memory/3692-6-0x0000000000020000-0x000000000004F000-memory.dmp	family_sakula
behavioral2/memory/4280-7-0x0000000000680000-0x00000000006AF000-memory.dmp	family_sakula
behavioral2/memory/3692-8-0x0000000000020000-0x000000000004F000-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-1-5-21-3089151618-2647890268-2710988337-1000\Control Panel\International\Geo\Nation	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4280	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"	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.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

pid	Process
1208	cmd.exe
1108	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1108	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3692	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3692 wrote to memory of 4280	3692	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe	83
PID 3692 wrote to memory of 4280	3692	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe	83
PID 3692 wrote to memory of 4280	3692	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe	83
PID 3692 wrote to memory of 1208	3692	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe	89
PID 3692 wrote to memory of 1208	3692	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe	89
PID 3692 wrote to memory of 1208	3692	815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe	89
PID 1208 wrote to memory of 1108	1208	cmd.exe	91
PID 1208 wrote to memory of 1108	1208	cmd.exe	91
PID 1208 wrote to memory of 1108	1208	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.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:3692
- 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:4280
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\815b16465b6d6af4eec86e6b94d8a3bf_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1208
- - 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:1108

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

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 150KB
SHA256 fa5118c4135e0f1389a9202c253e736ade87f2cdfbb21cfa5fc1bd601cec3fcd
MD5 031402fde831521028b25b73dee73687
SHA1 36d38f10830526ab02bb6910db77bc7f8a471792
SHA512 18379f16b92de93411ab84f396410a7aed73f94418d2dbfc2030a241939e0e9b59f7bea293072727542a507c4ab5791ea89d2dc13dc5db0f8806729875f6e15b
SSDEEP 3072:H29DkEGRQixVSjLLJ30BWPOt5dQw+hyuGDInwZ:H29qRfVSnt30Bbt+IhDFZ
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3692-0-0x0000000000020000-0x000000000004F000-memory.dmp

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memory/3692-6-0x0000000000020000-0x000000000004F000-memory.dmp

Download

memory/3692-8-0x0000000000020000-0x000000000004F000-memory.dmp

Download

memory/4280-5-0x0000000000680000-0x00000000006AF000-memory.dmp

Download

memory/4280-7-0x0000000000680000-0x00000000006AF000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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