sakula | 955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539

General

Target

955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe
Size

92KB
MD5

7e08f24b9af164a94437b1b44af6b120
SHA1

fa2e5dbc320d86c42b4fb878e0e268ca15600bff
SHA256

955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539
SHA512

ee802dc1a2d08823226a8e9033ad6b0e178f0398a3e6c250ec722171c2dbe42d2644eb74ca1fa5c6d44f9d60b113193edf854d2ee778a7f5da3af7227ca2dadd
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrM:9bfVk29te2jqxCEtg30B4

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.savmpet.com

Signatures

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

Sakula payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023df8-2.dat	family_sakula

Downloads MZ/PE file 1 IoCs

flow	pid	Process
43	3348	Process not Found

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-1-5-21-2656314083-4170277356-267438488-1000\Control Panel\International\Geo\Nation	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe

Executes dropped EXE 1 IoCs

pid	Process
1964	AdobeUpdate.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\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.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 5 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	AdobeUpdate.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	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3088	cmd.exe
4244	PING.EXE
1148	MicrosoftEdgeUpdate.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4244	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3916	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3916 wrote to memory of 1964	3916	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe	90
PID 3916 wrote to memory of 1964	3916	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe	90
PID 3916 wrote to memory of 1964	3916	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe	90
PID 3916 wrote to memory of 3088	3916	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe	95
PID 3916 wrote to memory of 3088	3916	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe	95
PID 3916 wrote to memory of 3088	3916	955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe	95
PID 3088 wrote to memory of 4244	3088	cmd.exe	97
PID 3088 wrote to memory of 4244	3088	cmd.exe	97
PID 3088 wrote to memory of 4244	3088	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe
"C:\Users\Admin\AppData\Local\Temp\955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.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:3916
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1964
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\955c15f653ca2660aec1cb4cbed9c3c79b79e31036910aae3bd7b45d991ff539N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3088
- - 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:4244

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI1IiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODM0MTAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NTUzNjg2NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1NzM4MDUyNTkxIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1148

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\AdobeUpdate.exe

Filesize
92KB

MD5
1aab581675a0e4129f315e8ed93f1ee2

SHA1
8c2e2cbec203e8119580f2257912a73781ab0ba5

SHA256
d6429bd4edd27afcb4caaeb539c09db51d5a0157724530d6a920940a3c6dbada

SHA512
7de1bf1daaa4eb96c783f51ff6e10f0273ca189da3ac6e5b6613019a52c45ca2d7bea0a06e7e03e60ce9b171e748cb9e4d87b2c5252697e113f9d634b865fe99

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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