1f7de0632f715a1ef039955e5aab2e32f2a4665fedaf8e2e552f6d6c0dfd4221

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
14-07-2024 12:05

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General

Target

0063fa8bd3a953ef71a48bf1aa0ccef0N.exe
Size

134KB
MD5

0063fa8bd3a953ef71a48bf1aa0ccef0
SHA1

34683b9259ec0c1fd3d0d25da255fd2207b7ecd1
SHA256

1f7de0632f715a1ef039955e5aab2e32f2a4665fedaf8e2e552f6d6c0dfd4221
SHA512

65c605a83de8f516ccfa13e7df0658a8f4c098bf525738d2899f97e8f9a03e0cd23d2a9487affcaf2695238b92a28082b808a962a0f100ec2177f4bc75eb8842
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QB:riAyLN9aa+9U2rW1ip6pr2At7NZuQB

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3048	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
3052	0063fa8bd3a953ef71a48bf1aa0ccef0N.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3052-0-0x0000000000A40000-0x0000000000A68000-memory.dmp	upx
behavioral1/files/0x0008000000017425-5.dat	upx
behavioral1/memory/3048-7-0x00000000000C0000-0x00000000000E8000-memory.dmp	upx
behavioral1/memory/3048-9-0x00000000000C0000-0x00000000000E8000-memory.dmp	upx
behavioral1/memory/3052-10-0x0000000000A40000-0x0000000000A68000-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"	0063fa8bd3a953ef71a48bf1aa0ccef0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 3048	3052	0063fa8bd3a953ef71a48bf1aa0ccef0N.exe	31
PID 3052 wrote to memory of 3048	3052	0063fa8bd3a953ef71a48bf1aa0ccef0N.exe	31
PID 3052 wrote to memory of 3048	3052	0063fa8bd3a953ef71a48bf1aa0ccef0N.exe	31
PID 3052 wrote to memory of 3048	3052	0063fa8bd3a953ef71a48bf1aa0ccef0N.exe	31

C:\Users\Admin\AppData\Local\Temp\0063fa8bd3a953ef71a48bf1aa0ccef0N.exe
"C:\Users\Admin\AppData\Local\Temp\0063fa8bd3a953ef71a48bf1aa0ccef0N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3052
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:3048

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:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
f4b223333ce7b1649793ed26ca7aa49a

SHA1
19405c1c9d038fc7e2422a1fa33d75866ab5c746

SHA256
29f35df49b00ad239b68a35b6c753ef32d723b37e75833a0e5eae88b3771ca2e

SHA512
3847825ba49f0019a0992b6b2d0bf46810d199fa53f0cf3c1fc3cc01a6fc76d74ed48803dad917db6b71fea0249b2fc095e6efc35021e286248df4fbcb6f0341

Download Submit
memory/3048-7-0x00000000000C0000-0x00000000000E8000-memory.dmp

Filesize
160KB

Download
memory/3048-9-0x00000000000C0000-0x00000000000E8000-memory.dmp

Filesize
160KB

Download
memory/3052-0-0x0000000000A40000-0x0000000000A68000-memory.dmp

Filesize
160KB

Download
memory/3052-6-0x0000000000110000-0x0000000000138000-memory.dmp

Filesize
160KB

Download
memory/3052-8-0x0000000000110000-0x0000000000138000-memory.dmp

Filesize
160KB

Download
memory/3052-10-0x0000000000A40000-0x0000000000A68000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads