7b9b823f441814129369e2e60b1ee1a5019a198798c702d8c74056d018c0d316

Analysis

max time kernel
119s
max time network
26s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
22-07-2024 01:07

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General

Target

3ad486fd7788db7765ba191096940d50N.exe
Size

134KB
MD5

3ad486fd7788db7765ba191096940d50
SHA1

c72e600c200221aeb924e9912a8098c786314ecb
SHA256

7b9b823f441814129369e2e60b1ee1a5019a198798c702d8c74056d018c0d316
SHA512

95c12e6572f4c68b374ae7850021eaa877fc7964a2b79c0faeaa28c2c4fd5baf9373dda40aa3e26d2fb4c5e3a2107b61f434f14aa1b8ba5c1384a8ef35f88e7f
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QU:riAyLN9aa+9U2rW1ip6pr2At7NZuQU

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2712	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
2808	3ad486fd7788db7765ba191096940d50N.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2808-0-0x0000000001350000-0x0000000001378000-memory.dmp	upx
behavioral1/files/0x00080000000173de-2.dat	upx
behavioral1/memory/2712-7-0x0000000000D70000-0x0000000000D98000-memory.dmp	upx
behavioral1/memory/2808-8-0x0000000001350000-0x0000000001378000-memory.dmp	upx
behavioral1/memory/2712-10-0x0000000000D70000-0x0000000000D98000-memory.dmp	upx
behavioral1/memory/2808-11-0x0000000001350000-0x0000000001378000-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"	3ad486fd7788db7765ba191096940d50N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2712	2808	3ad486fd7788db7765ba191096940d50N.exe	30
PID 2808 wrote to memory of 2712	2808	3ad486fd7788db7765ba191096940d50N.exe	30
PID 2808 wrote to memory of 2712	2808	3ad486fd7788db7765ba191096940d50N.exe	30
PID 2808 wrote to memory of 2712	2808	3ad486fd7788db7765ba191096940d50N.exe	30

C:\Users\Admin\AppData\Local\Temp\3ad486fd7788db7765ba191096940d50N.exe
"C:\Users\Admin\AppData\Local\Temp\3ad486fd7788db7765ba191096940d50N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2808
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2712

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

\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
181dff3a07f240363f2766e7778ce4b5

SHA1
3d22c4e162d26282b8dd6e5aee546b6ba8ab7aad

SHA256
5aaf1e18b44366d7a21fb0c2a7cc083ec8044d833ee938c2ae26a929efd0bde5

SHA512
9a643cc839ee6c8d79f07c0a36d39abeefab0f0056cddbcc25a1a6b8a25093e0d8766bd893481ed4974bc9685f8f1e37a9f28ddfbbf3493585ffaba4f11c4642

Download Submit
memory/2712-7-0x0000000000D70000-0x0000000000D98000-memory.dmp

Filesize
160KB

Download
memory/2712-10-0x0000000000D70000-0x0000000000D98000-memory.dmp

Filesize
160KB

Download
memory/2808-0-0x0000000001350000-0x0000000001378000-memory.dmp

Filesize
160KB

Download
memory/2808-5-0x0000000000D70000-0x0000000000D98000-memory.dmp

Filesize
160KB

Download
memory/2808-8-0x0000000001350000-0x0000000001378000-memory.dmp

Filesize
160KB

Download
memory/2808-9-0x0000000000D70000-0x0000000000D98000-memory.dmp

Filesize
160KB

Download
memory/2808-11-0x0000000001350000-0x0000000001378000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads