sakula | 8d6b2e4295354b5069d4d021f29fc110e9ea6d788162bcd53234f08e65c44795

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2023, 13:29

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General

Target
c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe
Size 332KB
Sample231001-qrl86sbb5w
SHA256 8d6b2e4295354b5069d4d021f29fc110e9ea6d788162bcd53234f08e65c44795
MD5 c7e0d171f1a3f77fd83cf2898cdbdcd8
SHA1 5606572d9fc5af80a574beea1d3881aa82cd3dd3
SHA512 8405ea0ecc8389280a9a4b34fe44abf6e8e42a479b9c88edb686e0f1a90462df045c77324a26374869e0fb064788db525b567c5a16f75ff1cf8cdf2de9e8e5ab
SSDEEP 6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/t:NSI2H5
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula persistence rat trojan

Malware Config

Extracted

Family

sakula

www.savmpet.com

Signatures

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

Sakula payload 2 IoCs

resource	yara_rule
behavioral2/files/0x00060000000231fe-2.dat	family_sakula
behavioral2/files/0x00060000000231fe-3.dat	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-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
2428	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"	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4312	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2576	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2576 wrote to memory of 2428	2576	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe	86
PID 2576 wrote to memory of 2428	2576	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe	86
PID 2576 wrote to memory of 2428	2576	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe	86
PID 2576 wrote to memory of 2244	2576	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe	99
PID 2576 wrote to memory of 2244	2576	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe	99
PID 2576 wrote to memory of 2244	2576	c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe	99
PID 2244 wrote to memory of 4312	2244	cmd.exe	101
PID 2244 wrote to memory of 4312	2244	cmd.exe	101
PID 2244 wrote to memory of 4312	2244	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe
"C:\Users\Admin\AppData\Local\Temp\c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2576
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  PID:2428
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c7e0d171f1a3f77fd83cf2898cdbdcd8_JC.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:4312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

AdobeUpdate.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Size 332KB
SHA256 3945982e02dda4ddcd1797d229fca41c533641dd07f79f799a050c2777684743
MD5 b799dadaae4bce90295185cdf2098470
SHA1 569c57e0f36b8bc7805ccc1381204beb943e0e29
SHA512 5836d4b474ab7b6294c8881e6ba6d22ebddc6d53ff7e7e54e4ed24a5760dd27801104eefeba4054e0a3464ce7a9e3b00d92843e1d0495dd67da9be4a577487d8
SSDEEP 6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/H:NSI2HD
MD5 SHA1 SHA512 SSDEEP

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AdobeUpdate.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Size 332KB
SHA256 3945982e02dda4ddcd1797d229fca41c533641dd07f79f799a050c2777684743
MD5 b799dadaae4bce90295185cdf2098470
SHA1 569c57e0f36b8bc7805ccc1381204beb943e0e29
SHA512 5836d4b474ab7b6294c8881e6ba6d22ebddc6d53ff7e7e54e4ed24a5760dd27801104eefeba4054e0a3464ce7a9e3b00d92843e1d0495dd67da9be4a577487d8
SSDEEP 6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/H:NSI2HD
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads