3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f

Analysis

max time kernel
147s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/05/2024, 21:19

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General

Target

3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f.exe
Size

134KB
MD5

761c26f06880902793d2f59a0e6d94e0
SHA1

9cb41e270ed18c435f6fa53b3c685d891b0f9e61
SHA256

3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f
SHA512

9b923d485b3de8229fce17361d3dd7f189f23d8464270b7452835a82de1960f01812f1e59d5234d6943826a67317f9cc4ad514155333af7545d279dd7b9020e8
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QE:riAyLN9aa+9U2rW1ip6pr2At7NZuQE

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 5 IoCs

resource	yara_rule
behavioral2/memory/2772-0-0x0000000000120000-0x0000000000148000-memory.dmp	UPX
behavioral2/files/0x00080000000233b0-3.dat	UPX
behavioral2/memory/2772-4-0x0000000000120000-0x0000000000148000-memory.dmp	UPX
behavioral2/memory/2244-6-0x0000000000320000-0x0000000000348000-memory.dmp	UPX
behavioral2/memory/2244-7-0x0000000000320000-0x0000000000348000-memory.dmp	UPX

Executes dropped EXE 1 IoCs

pid	Process
2244	WwanSvc.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2772-0-0x0000000000120000-0x0000000000148000-memory.dmp	upx
behavioral2/files/0x00080000000233b0-3.dat	upx
behavioral2/memory/2772-4-0x0000000000120000-0x0000000000148000-memory.dmp	upx
behavioral2/memory/2244-6-0x0000000000320000-0x0000000000348000-memory.dmp	upx
behavioral2/memory/2244-7-0x0000000000320000-0x0000000000348000-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"	3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2244	2772	3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f.exe	81
PID 2772 wrote to memory of 2244	2772	3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f.exe	81
PID 2772 wrote to memory of 2244	2772	3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f.exe	81

C:\Users\Admin\AppData\Local\Temp\3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f.exe
"C:\Users\Admin\AppData\Local\Temp\3e05df179162839f95ad07fcfc1d4f5100dc39f70c4bd3839e6da1e0c958469f.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2772
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2244

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

C:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
74e05467cc23c0f0b6e92e78414b7d88

SHA1
0614386dadff6318732ffc9878e75ed2c45a689c

SHA256
5fb7f3466e52928c500e99b41116b6807e247af459b077e56beb094d4c9c3932

SHA512
733cd811781008fd0abb37e74973459464d79f6d652323479246de0c73c9567960a17e3fc64a389c8ef8ae02b7ba26ae4c0643db798a7a993a3424d20677525d

Download Submit
memory/2244-6-0x0000000000320000-0x0000000000348000-memory.dmp

Filesize
160KB

Download
memory/2244-7-0x0000000000320000-0x0000000000348000-memory.dmp

Filesize
160KB

Download
memory/2772-0-0x0000000000120000-0x0000000000148000-memory.dmp

Filesize
160KB

Download
memory/2772-4-0x0000000000120000-0x0000000000148000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads