sakula | f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6

General

Target

f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe
Size

140KB
MD5

818144233f644544b8622dd62909eb92
SHA1

565750fa8c9ccec07d06bb4885a3d0adda1d545e
SHA256

f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6
SHA512

aee2583b6679ed66e818ac1908215cb1a629193403a22a04e50164739ea886df2cd2d640f42be6dc29653b98fab7f2520a31d8b1918bce3e0580a1e982d5a201
SSDEEP

1536:6QFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+mdz30rtr8gjmy9xNDCkr7:x29DkEGRQixVSjLa130BYgjmy9T77

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 6 IoCs

resource	yara_rule
behavioral2/memory/2812-0-0x0000000000400000-0x0000000000425000-memory.dmp	family_sakula
behavioral2/memory/1692-4-0x0000000000400000-0x0000000000425000-memory.dmp	family_sakula
behavioral2/files/0x000b000000023b8f-3.dat	family_sakula
behavioral2/memory/2812-6-0x0000000000400000-0x0000000000425000-memory.dmp	family_sakula
behavioral2/memory/1692-7-0x0000000000400000-0x0000000000425000-memory.dmp	family_sakula
behavioral2/memory/2812-8-0x0000000000400000-0x0000000000425000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe

Executes dropped EXE 1 IoCs

pid	Process
1692	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"	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2812-0-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/1692-4-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/files/0x000b000000023b8f-3.dat	upx
behavioral2/memory/2812-6-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/1692-7-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/2812-8-0x0000000000400000-0x0000000000425000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.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
4600	cmd.exe
4480	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4480	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2812	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 1692	2812	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe	86
PID 2812 wrote to memory of 1692	2812	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe	86
PID 2812 wrote to memory of 1692	2812	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe	86
PID 2812 wrote to memory of 4600	2812	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe	101
PID 2812 wrote to memory of 4600	2812	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe	101
PID 2812 wrote to memory of 4600	2812	f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe	101
PID 4600 wrote to memory of 4480	4600	cmd.exe	103
PID 4600 wrote to memory of 4480	4600	cmd.exe	103
PID 4600 wrote to memory of 4480	4600	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe
"C:\Users\Admin\AppData\Local\Temp\f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.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:2812
- 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:1692
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\f0045d038313a8a7bc103f0f515ea05238ae802e17eb6a88d2bb5d75c07444d6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4600
- - 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:4480

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
65fafc1943284020c3a96fc23a2742f9

SHA1
19e42117ee2c99aacf2b9094c9b7db0fdf32147f

SHA256
94bd8683baca69702065dabad85b1e9501bc63de6cbb41987c33bf14ccab40fb

SHA512
8f36c7e1fc87c9f734426ac005106e06c822a729c4a3de7f2e2e934a5d8a02c9816ad9ae4cc57ebda64c7e377dbeedee10a3a4382d9bf63e0ff522a38770834b

Download Submit
memory/1692-4-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1692-7-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2812-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2812-6-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2812-8-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads