f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
11/06/2024, 04:59

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General

Target

f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe
Size

134KB
MD5

7e35192dff05223013b36738165e828b
SHA1

3dce19d1e456f3a309b2405296a0239d21bbd276
SHA256

f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9
SHA512

affe3a3ce4b910b91082f945595c0e3e503b1eff0095570511357cf81f779d13ddea067c3c534ce577e194d5d927b155fd79efee25a8551b54107d0eab59f3eb
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QH:riAyLN9aa+9U2rW1ip6pr2At7NZuQH

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 5 IoCs

resource	yara_rule
behavioral1/memory/2084-0-0x0000000000DE0000-0x0000000000E08000-memory.dmp	UPX
behavioral1/files/0x0036000000014335-2.dat	UPX
behavioral1/memory/1248-6-0x0000000001380000-0x00000000013A8000-memory.dmp	UPX
behavioral1/memory/2084-7-0x0000000000DE0000-0x0000000000E08000-memory.dmp	UPX
behavioral1/memory/2084-9-0x0000000000DE0000-0x0000000000E08000-memory.dmp	UPX

Executes dropped EXE 1 IoCs

pid	Process
1248	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
2084	f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2084-0-0x0000000000DE0000-0x0000000000E08000-memory.dmp	upx
behavioral1/files/0x0036000000014335-2.dat	upx
behavioral1/memory/1248-6-0x0000000001380000-0x00000000013A8000-memory.dmp	upx
behavioral1/memory/2084-7-0x0000000000DE0000-0x0000000000E08000-memory.dmp	upx
behavioral1/memory/2084-9-0x0000000000DE0000-0x0000000000E08000-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"	f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 1248	2084	f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe	28
PID 2084 wrote to memory of 1248	2084	f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe	28
PID 2084 wrote to memory of 1248	2084	f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe	28
PID 2084 wrote to memory of 1248	2084	f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe	28

C:\Users\Admin\AppData\Local\Temp\f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe
"C:\Users\Admin\AppData\Local\Temp\f25a11d56e825a527b8467b9b0b25caf28124c0395d5a5f4d90b16de298a28f9.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2084
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:1248

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
11291a21038b3e3020529f3acadd1118

SHA1
4f9a08da4f706226545c1443a9800971e0fdd511

SHA256
c751518233f6fe9bb84d46c2692fd12bb90a98ae468bce04ebdb11acc725261e

SHA512
df8fa75dc51fdc516bfc55d4a530007a97ffb04c0cbaae288f6271d861ac554c098d6fa344dece2dc473ebee12b9d5e4e8cd645abdc04374e4afead08d9d87f8

Download Submit
memory/1248-6-0x0000000001380000-0x00000000013A8000-memory.dmp

Filesize
160KB

Download
memory/2084-0-0x0000000000DE0000-0x0000000000E08000-memory.dmp

Filesize
160KB

Download
memory/2084-7-0x0000000000DE0000-0x0000000000E08000-memory.dmp

Filesize
160KB

Download
memory/2084-8-0x0000000000250000-0x0000000000278000-memory.dmp

Filesize
160KB

Download
memory/2084-9-0x0000000000DE0000-0x0000000000E08000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads