sakula | 82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3

General

Target

82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe
Size

63KB
MD5

3fb6663de6801190409249b761189950
SHA1

08f016d0c755bdf62447fff69e7e4dcd7cbc6d0d
SHA256

82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3
SHA512

fb16401b14dd6733fa1e9e98f77b0de7595fe314961b240d40f4ce39d4106c6fc712733c53f55f30f85b2241a9f82d9636e26534c956d6389d0080db5eef765f
SSDEEP

1536:zoxBP0D61Oj3+5FdOa52C8pdo95j6hZ2MzNDCkrU:0PPUj3+5FMIn8To94wa7U

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 3 IoCs

resource	yara_rule
behavioral2/memory/2228-9-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/1468-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral2/memory/2228-16-0x0000000000400000-0x0000000000424000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe

Executes dropped EXE 1 IoCs

pid	Process
1468	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"	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2228-0-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/files/0x000c000000023b91-3.dat	upx
behavioral2/memory/2228-9-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/1468-11-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/2228-16-0x0000000000400000-0x0000000000424000-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	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.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
1284	cmd.exe
4240	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4240	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2228	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 1468	2228	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe	82
PID 2228 wrote to memory of 1468	2228	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe	82
PID 2228 wrote to memory of 1468	2228	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe	82
PID 2228 wrote to memory of 1284	2228	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe	91
PID 2228 wrote to memory of 1284	2228	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe	91
PID 2228 wrote to memory of 1284	2228	82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe	91
PID 1284 wrote to memory of 4240	1284	cmd.exe	93
PID 1284 wrote to memory of 4240	1284	cmd.exe	93
PID 1284 wrote to memory of 4240	1284	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe
"C:\Users\Admin\AppData\Local\Temp\82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.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:2228
- 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:1468
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\82940fa3ed8dc2741ae574a0c838e900daa74f8481d8be4a9ddab1ad06a8b7a3N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1284
- - 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:4240

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
63KB

MD5
9a481369b3d7d9b76ece1306eef31323

SHA1
8df3dac87f3465494ac442c84bb66b893f63231b

SHA256
2bd92fd04069a9e63e7c1255a0c89be1390cf0794961c99c6ba81c158b3eff0e

SHA512
dda10a62b03be9632086146163ed2b631c6d391fe1e032ec784e1183a76f988f77d25c45b046ab2bf23f5477d8b999762ef0db9b72ff379222e09e50e2bf48cb

Download Submit
memory/1468-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2228-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2228-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2228-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads