6435a13790ad38eb25d8fa6e59ed59f7f0c1e64c30f1945497412a36a88c21ae

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 03:24

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General

Target

260428bfd86064125a1c4d55575c3a90N.exe
Size

134KB
MD5

260428bfd86064125a1c4d55575c3a90
SHA1

763b5a3ffbdf8ddeb81c1e5aa1f3bea21a11a23d
SHA256

6435a13790ad38eb25d8fa6e59ed59f7f0c1e64c30f1945497412a36a88c21ae
SHA512

1280c28dd62bb096a2e66def65824407bf58a1facdd56728e0c6588028f77890bffdb873e37762dcfbc67dc10438228d5c99417736397085477d9b49e2866a27
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38Qz:riAyLN9aa+9U2rW1ip6pr2At7NZuQz

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2704	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
2912	260428bfd86064125a1c4d55575c3a90N.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2912-1-0x0000000000170000-0x0000000000198000-memory.dmp	upx
behavioral1/files/0x0008000000016105-2.dat	upx
behavioral1/memory/2704-7-0x0000000000C40000-0x0000000000C68000-memory.dmp	upx
behavioral1/memory/2704-8-0x0000000000C40000-0x0000000000C68000-memory.dmp	upx
behavioral1/memory/2912-9-0x0000000000170000-0x0000000000198000-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"	260428bfd86064125a1c4d55575c3a90N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2704	2912	260428bfd86064125a1c4d55575c3a90N.exe	30
PID 2912 wrote to memory of 2704	2912	260428bfd86064125a1c4d55575c3a90N.exe	30
PID 2912 wrote to memory of 2704	2912	260428bfd86064125a1c4d55575c3a90N.exe	30
PID 2912 wrote to memory of 2704	2912	260428bfd86064125a1c4d55575c3a90N.exe	30

C:\Users\Admin\AppData\Local\Temp\260428bfd86064125a1c4d55575c3a90N.exe
"C:\Users\Admin\AppData\Local\Temp\260428bfd86064125a1c4d55575c3a90N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2912
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2704

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
79e8275054ab1b25b2b051ac48283c16

SHA1
00e41d126225a1d4fed41f4dae98a87878a9a1b3

SHA256
1d8f99249fd2a21f19142e409f713ff1764a28ebddb6169f1aa7929ec13c2e60

SHA512
b923dc1a8408bfbeea8680542248704bc2f785fd04e6da10a9da38a2c53fa1565019e6a6ef7d5e31ba3775edfe72a5c51e6d080f649a4187635524bffff836cd

Download Submit
memory/2704-7-0x0000000000C40000-0x0000000000C68000-memory.dmp

Filesize
160KB

Download
memory/2704-8-0x0000000000C40000-0x0000000000C68000-memory.dmp

Filesize
160KB

Download
memory/2912-1-0x0000000000170000-0x0000000000198000-memory.dmp

Filesize
160KB

Download
memory/2912-4-0x0000000000130000-0x0000000000158000-memory.dmp

Filesize
160KB

Download
memory/2912-9-0x0000000000170000-0x0000000000198000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads