8b552ebdc8b675327bd9e7434c7ea199dfca68c991ceeffe3714974ca7a76909

Analysis

max time kernel
142s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/03/2024, 11:33

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General

Target

be8129498a2ad7ce3412917e57b47189.exe
Size

706KB
MD5

be8129498a2ad7ce3412917e57b47189
SHA1

b63f603054eec313b0cb6eece1b5c69f0e9f1c74
SHA256

8b552ebdc8b675327bd9e7434c7ea199dfca68c991ceeffe3714974ca7a76909
SHA512

613798feb0e168b14d644b033d91e838c9238f4d8c20203d896d56ac88b4a3db70a089c851a7e494c1cf982a728556c02529102768914ee75eab0f813d96b684
SSDEEP

12288:SSuFUd+dEMj8VMmZFP/w79eLoF3Z4mxxp7dScSsZuidWrWwD:OFxj8VrX/GecQmXpB/SsZwD

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2648	Server.exe

Loads dropped DLL 6 IoCs

pid	Process
2852	be8129498a2ad7ce3412917e57b47189.exe
2852	be8129498a2ad7ce3412917e57b47189.exe
2648	Server.exe
1976	WerFault.exe
1976	WerFault.exe
1976	WerFault.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\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	be8129498a2ad7ce3412917e57b47189.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1976	2648	WerFault.exe	28

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2852 wrote to memory of 2648	2852	be8129498a2ad7ce3412917e57b47189.exe	28
PID 2852 wrote to memory of 2648	2852	be8129498a2ad7ce3412917e57b47189.exe	28
PID 2852 wrote to memory of 2648	2852	be8129498a2ad7ce3412917e57b47189.exe	28
PID 2852 wrote to memory of 2648	2852	be8129498a2ad7ce3412917e57b47189.exe	28
PID 2852 wrote to memory of 2648	2852	be8129498a2ad7ce3412917e57b47189.exe	28
PID 2852 wrote to memory of 2648	2852	be8129498a2ad7ce3412917e57b47189.exe	28
PID 2852 wrote to memory of 2648	2852	be8129498a2ad7ce3412917e57b47189.exe	28
PID 2648 wrote to memory of 1976	2648	Server.exe	29
PID 2648 wrote to memory of 1976	2648	Server.exe	29
PID 2648 wrote to memory of 1976	2648	Server.exe	29
PID 2648 wrote to memory of 1976	2648	Server.exe	29
PID 2648 wrote to memory of 1976	2648	Server.exe	29
PID 2648 wrote to memory of 1976	2648	Server.exe	29
PID 2648 wrote to memory of 1976	2648	Server.exe	29

C:\Users\Admin\AppData\Local\Temp\be8129498a2ad7ce3412917e57b47189.exe
"C:\Users\Admin\AppData\Local\Temp\be8129498a2ad7ce3412917e57b47189.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2852
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Server.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Server.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 268
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1976

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\IXP000.TMP\Server.exe

Filesize
343KB

MD5
2fcd6395a84a5636eada50506a32a423

SHA1
60eaae5a57634c63dfc88b96dee22c9beebb60a4

SHA256
08c7a730c1a7acdabdb869abd67b955853aa1988e3b9f2520b3c769f73f681e4

SHA512
39b43493fd334edd4292f38184094bad1fe3c3b50033480bbde029b3fa7c49a67b72cd0456678b416ec159d92c568d0adc9ab5c427690482decd543e052e11fe

Download Submit
memory/2648-20-0x0000000000400000-0x00000000004C5000-memory.dmp

Filesize
788KB

Download
memory/2852-0-0x0000000001000000-0x00000000010BD000-memory.dmp

Filesize
756KB

Download
memory/2852-1-0x0000000001000000-0x00000000010BD000-memory.dmp

Filesize
756KB

Download
memory/2852-2-0x00000000003C0000-0x0000000000414000-memory.dmp

Filesize
336KB

Download
memory/2852-5-0x0000000003270000-0x0000000003273000-memory.dmp

Filesize
12KB

Download
memory/2852-6-0x0000000003260000-0x0000000003262000-memory.dmp

Filesize
8KB

Download
memory/2852-19-0x0000000001000000-0x00000000010BD000-memory.dmp

Filesize
756KB

Download
memory/2852-21-0x00000000007B0000-0x000000000086D000-memory.dmp

Filesize
756KB

Download
memory/2852-24-0x00000000003C0000-0x0000000000414000-memory.dmp

Filesize
336KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads