32c74c85e924613bb6f49b1ae4b147d01c325332f2b13745bd3112b5ef10cbb4

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
27-03-2024 13:11

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General

Target

e1bf51415226b1e0b0e4e2d8686647ae.exe
Size

1.9MB
MD5

e1bf51415226b1e0b0e4e2d8686647ae
SHA1

4533726fbf460b06e0e75e22b0bc2ed49036bf20
SHA256

32c74c85e924613bb6f49b1ae4b147d01c325332f2b13745bd3112b5ef10cbb4
SHA512

0171fefc1224ad0d8184dec21ae5cf628432a4dd13a37e9931f162477b8a908d7dc81e49e329f414bb321c96548c5658ca2aa57c318d4fd92ba7689354e69f43
SSDEEP

49152:1ZM38jgRo8aKDmOf6lilJksYToRRrJ53WEZhVN4SBCBqC81:AdFyojksY079tdZhP4SUBR6

Score

8^/10

persistence upx

Malware Config

Signatures

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\eventlog\ImagePath = "%SystemRoot%\\system32\\services.exe"	e1bf51415226b1e0b0e4e2d8686647ae.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1540-0-0x0000000000400000-0x000000000230A000-memory.dmp	upx
behavioral1/memory/1540-2-0x0000000000400000-0x000000000230A000-memory.dmp	upx
behavioral1/memory/1540-3-0x0000000000400000-0x000000000230A000-memory.dmp	upx
behavioral1/memory/1540-4-0x0000000000400000-0x000000000230A000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\placavga.ico	e1bf51415226b1e0b0e4e2d8686647ae.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2532	1540	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1540 wrote to memory of 2532	1540	e1bf51415226b1e0b0e4e2d8686647ae.exe	28
PID 1540 wrote to memory of 2532	1540	e1bf51415226b1e0b0e4e2d8686647ae.exe	28
PID 1540 wrote to memory of 2532	1540	e1bf51415226b1e0b0e4e2d8686647ae.exe	28
PID 1540 wrote to memory of 2532	1540	e1bf51415226b1e0b0e4e2d8686647ae.exe	28

C:\Users\Admin\AppData\Local\Temp\e1bf51415226b1e0b0e4e2d8686647ae.exe
"C:\Users\Admin\AppData\Local\Temp\e1bf51415226b1e0b0e4e2d8686647ae.exe"
1⤵
- Sets service image path in registry
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1540 -s 612
  2⤵
  - Program crash
  PID:2532

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

memory/1540-0-0x0000000000400000-0x000000000230A000-memory.dmp

Filesize
31.0MB

Download
memory/1540-1-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/1540-2-0x0000000000400000-0x000000000230A000-memory.dmp

Filesize
31.0MB

Download
memory/1540-3-0x0000000000400000-0x000000000230A000-memory.dmp

Filesize
31.0MB

Download
memory/1540-4-0x0000000000400000-0x000000000230A000-memory.dmp

Filesize
31.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads