sakula | 8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267

General

Target

8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe
Size

63KB
MD5

73717d06995a58fc876922f6373c2410
SHA1

05f3bd056fc9ca1818f97e73c8b3f2cff691410d
SHA256

8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267
SHA512

c1e4d5efa45e03f9e8b8a73399f746e4e24bc4dde9a42ec8ec5684ec850223c66fa06e3081633544a2fa7258c1a27470f87354eefcc0c70089a824965c27fa6e
SSDEEP

1536:zoxBP0D61Oj3+5FdOa52C8pdo95j6hZ2MzNDCkrs:0PPUj3+5FMIn8To94wa7s

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 4 IoCs

resource	yara_rule
behavioral2/memory/2364-5-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/3360-7-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/2364-13-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/3360-18-0x0000000000400000-0x0000000000424000-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe

Executes dropped EXE 1 IoCs

pid	Process
3360	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"	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2364-0-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/files/0x000c000000023b4f-3.dat	upx
behavioral2/memory/2364-5-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/3360-7-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/2364-13-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/3360-18-0x0000000000400000-0x0000000000424000-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	MediaCenter.exe
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	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.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
3100	PING.EXE
4752	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3100	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2364	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 3360	2364	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe	83
PID 2364 wrote to memory of 3360	2364	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe	83
PID 2364 wrote to memory of 3360	2364	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe	83
PID 2364 wrote to memory of 4752	2364	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe	103
PID 2364 wrote to memory of 4752	2364	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe	103
PID 2364 wrote to memory of 4752	2364	8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe	103
PID 4752 wrote to memory of 3100	4752	cmd.exe	105
PID 4752 wrote to memory of 3100	4752	cmd.exe	105
PID 4752 wrote to memory of 3100	4752	cmd.exe	105

C:\Users\Admin\AppData\Local\Temp\8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe
"C:\Users\Admin\AppData\Local\Temp\8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.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:2364
- 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:3360
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8fef65caaf2b0fe09e7ddcef437bbe346821db5a5f73af0405acdc0406790267N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4752
- - 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:3100

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
63KB

MD5
f8e31c19bb0c8e72a4e9e1dde2f2da58

SHA1
a5e75f5549d1b3ab974bebe39855b8f09fb6766e

SHA256
458e35200ea41a0d2e048b50b76e7ab0d6e965eecbda2d1a585bdee9627e04da

SHA512
0242acdf945c4815aefdb03743c4549b1394bb570d861164f539333dc19177002c9e718f0b3063e06b66c3cb50bbc4ae0e2aa85a0b3438143fb9ecc722250756

Download Submit
memory/2364-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2364-5-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2364-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3360-7-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3360-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads