75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b

Analysis

max time kernel
99s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 23:01

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General

Target

75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b.exe
Size

134KB
MD5

3dd90bb09e62b0e6662a7ed70c42239b
SHA1

9f970261b611abdf06f295d29eddcbc88383cfb8
SHA256

75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b
SHA512

b1c6c302b85bd6927ecb871e8996fa1f9804136eb2f0109d416d2dd0febdc9ee78f21ad76e4f546bccfeea314422d6df9d3d2f2d84eda8d40cec8ed0f913571d
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38Q7:riAyLN9aa+9U2rW1ip6pr2At7NZuQ7

Score

9^/10

persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 5 IoCs

resource	yara_rule
behavioral2/memory/4920-0-0x0000000000680000-0x00000000006A8000-memory.dmp	UPX
behavioral2/files/0x00080000000233df-3.dat	UPX
behavioral2/memory/4920-4-0x0000000000680000-0x00000000006A8000-memory.dmp	UPX
behavioral2/memory/1564-6-0x00000000001C0000-0x00000000001E8000-memory.dmp	UPX
behavioral2/memory/1564-7-0x00000000001C0000-0x00000000001E8000-memory.dmp	UPX

Executes dropped EXE 1 IoCs

pid	Process
1564	WwanSvc.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4920-0-0x0000000000680000-0x00000000006A8000-memory.dmp	upx
behavioral2/files/0x00080000000233df-3.dat	upx
behavioral2/memory/4920-4-0x0000000000680000-0x00000000006A8000-memory.dmp	upx
behavioral2/memory/1564-6-0x00000000001C0000-0x00000000001E8000-memory.dmp	upx
behavioral2/memory/1564-7-0x00000000001C0000-0x00000000001E8000-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"	75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 1564	4920	75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b.exe	80
PID 4920 wrote to memory of 1564	4920	75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b.exe	80
PID 4920 wrote to memory of 1564	4920	75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b.exe	80

C:\Users\Admin\AppData\Local\Temp\75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b.exe
"C:\Users\Admin\AppData\Local\Temp\75c15423341966e26fd2b095546933348db0c1618e40d929bb96dbdf39fc668b.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4920
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:1564

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
23970aeadd275032faac1733ae4aed9b

SHA1
10656d783292a5c8670c22a5276773d7765b100c

SHA256
c11248df5f65e88b21c2e3fa214aa0a5a45f7c5a600081919121612b69a18019

SHA512
9561b7f42ee1a5b663ec1714cc80fde2f27c760373e9267d3e2889c1a6d74f805713e803780d3b1ba3a27867533319f8bee84e5156cf82bd14329f4e5b2cb14b

Download Submit
memory/1564-6-0x00000000001C0000-0x00000000001E8000-memory.dmp

Filesize
160KB

Download
memory/1564-7-0x00000000001C0000-0x00000000001E8000-memory.dmp

Filesize
160KB

Download
memory/4920-0-0x0000000000680000-0x00000000006A8000-memory.dmp

Filesize
160KB

Download
memory/4920-4-0x0000000000680000-0x00000000006A8000-memory.dmp

Filesize
160KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads