49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
24/05/2024, 21:19

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General

Target

49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe
Size

134KB
MD5

61b00f4a4ff120a45d908c4679c15031
SHA1

8b23c7e177a518e9f19ae059068e080b73741b7a
SHA256

49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c
SHA512

a2d0d7a636421eabc04e3c00f54dd945311885552e8ff457202445cdb09008f18f26e54ed8881bf90e734ec2986614ccd362072e757c1a21ec762f39c85345de
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QP:riAyLN9aa+9U2rW1ip6pr2At7NZuQP

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 5 IoCs

resource	yara_rule
behavioral1/memory/3068-0-0x0000000000F80000-0x0000000000FA8000-memory.dmp	UPX
behavioral1/files/0x003500000001432f-2.dat	UPX
behavioral1/memory/1656-6-0x0000000000CB0000-0x0000000000CD8000-memory.dmp	UPX
behavioral1/memory/3068-7-0x0000000000F80000-0x0000000000FA8000-memory.dmp	UPX
behavioral1/memory/3068-9-0x0000000000F80000-0x0000000000FA8000-memory.dmp	UPX

Executes dropped EXE 1 IoCs

pid	Process
1656	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
3068	49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3068-0-0x0000000000F80000-0x0000000000FA8000-memory.dmp	upx
behavioral1/files/0x003500000001432f-2.dat	upx
behavioral1/memory/1656-6-0x0000000000CB0000-0x0000000000CD8000-memory.dmp	upx
behavioral1/memory/3068-7-0x0000000000F80000-0x0000000000FA8000-memory.dmp	upx
behavioral1/memory/3068-9-0x0000000000F80000-0x0000000000FA8000-memory.dmp	upx

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\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 1656	3068	49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe	28
PID 3068 wrote to memory of 1656	3068	49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe	28
PID 3068 wrote to memory of 1656	3068	49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe	28
PID 3068 wrote to memory of 1656	3068	49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe	28

C:\Users\Admin\AppData\Local\Temp\49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe
"C:\Users\Admin\AppData\Local\Temp\49568e72a146f2fc7935afe68b749bbcd6583004174703dbfe2d1b2cb9938f0c.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3068
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:1656

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

\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
f876c87b0ffcb27635fb75c021e55b45

SHA1
4646cd39bb6feb4469b91cbd397188120e053e0a

SHA256
09d11ed035bd8ab95c51d356e6ed99b9aad4fe7e0133052dd30e79020c49a732

SHA512
01d27eb02e76a8c11db07d9e31ce7e7f8937b247bb5c704b881bb2b916abae5cd0d6d3d4eb080c08ffd063676270419d87c21b9b6178bcea0be62aad11270b58

Download Submit
memory/1656-6-0x0000000000CB0000-0x0000000000CD8000-memory.dmp

Filesize
160KB

Download
memory/3068-0-0x0000000000F80000-0x0000000000FA8000-memory.dmp

Filesize
160KB

Download
memory/3068-7-0x0000000000F80000-0x0000000000FA8000-memory.dmp

Filesize
160KB

Download
memory/3068-8-0x0000000000CB0000-0x0000000000CD8000-memory.dmp

Filesize
160KB

Download
memory/3068-9-0x0000000000F80000-0x0000000000FA8000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads