0e1de5b5f3367392cba8b6ae93c503a661a706ba279cb15718f4731480694d9d

Analysis

max time kernel
143s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 23:35

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General

Target

c72179667210699354ef006490f34f83.exe
Size

92KB
MD5

c72179667210699354ef006490f34f83
SHA1

b9da701d3675eca3d1c6282c88f3b6eb1fe78a18
SHA256

0e1de5b5f3367392cba8b6ae93c503a661a706ba279cb15718f4731480694d9d
SHA512

49d2ebb93c060b503c8fa222a32630040a9e2ef0d712352e9c48ebe538c9b51eab98748dc4be2cc1fe16de0714a62730678cf7464b9865cf655a503052dee751
SSDEEP

1536:R5neEhlcTW5sk1Ptf2XbWINndIcN6JqCs5grSXCaWX3o6xjgPzj6X70f0R:bnj9PtfUKINndIc0JY5XSZX44jgPzPfa

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1132	server.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\\\""	c72179667210699354ef006490f34f83.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1132	server.exe
1132	server.exe
1132	server.exe
1132	server.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 1132	1192	c72179667210699354ef006490f34f83.exe	87
PID 1192 wrote to memory of 1132	1192	c72179667210699354ef006490f34f83.exe	87
PID 1192 wrote to memory of 1132	1192	c72179667210699354ef006490f34f83.exe	87
PID 1132 wrote to memory of 3352	1132	server.exe	56
PID 1132 wrote to memory of 3352	1132	server.exe	56
PID 1132 wrote to memory of 3352	1132	server.exe	56
PID 1132 wrote to memory of 3352	1132	server.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3352
- C:\Users\Admin\AppData\Local\Temp\c72179667210699354ef006490f34f83.exe
  "C:\Users\Admin\AppData\Local\Temp\c72179667210699354ef006490f34f83.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1192
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1132

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\server.exe

Filesize
31KB

MD5
4b818e975f37d13e27aa9e7fec7a3c2a

SHA1
31c4c4261a17fbefca336062f48e7c6537ab30d5

SHA256
c08386ecdaec2f4b0fd82b934d5a87413e8dcc212df49874817296ce74fdd9c8

SHA512
95a9d3fea5288a74f56a068393253ab7bf8903591156c454b8a008192c2e6a4c025f35d0d2cd5d579ff210c27ba2f4171abd3a9c2c750516a397b23dc5bd8e77

Download Submit
memory/1132-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1132-6-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/1132-11-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1132-12-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/3352-7-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Filesize
28KB

Download
memory/3352-8-0x000000007FFD0000-0x000000007FFD1000-memory.dmp

Filesize
4KB

Download