d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f

Analysis

max time kernel
30s
max time network
22s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
27/07/2024, 04:12

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General

Target

d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe
Size

134KB
MD5

09fc160eb19d0009b2581c1bd5aa1d41
SHA1

37c22c5978b201b970ccd907cfbc3127e32a3b10
SHA256

d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f
SHA512

d61da8a353956d829cbc4b8358b3e4747cb49cb4b8c54adaae44c6985c9e3819c0d85957730773d898328949f485842740540e3325c1b8c9640833c58c3a9421
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38Qv:riAyLN9aa+9U2rW1ip6pr2At7NZuQv

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2384	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
2144	d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2144-1-0x0000000000D30000-0x0000000000D58000-memory.dmp	upx
behavioral1/memory/2384-7-0x0000000001310000-0x0000000001338000-memory.dmp	upx
behavioral1/files/0x0008000000016c83-5.dat	upx
behavioral1/memory/2384-9-0x0000000001310000-0x0000000001338000-memory.dmp	upx
behavioral1/memory/2144-10-0x0000000000D30000-0x0000000000D58000-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"	d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WwanSvc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 2384	2144	d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe	30
PID 2144 wrote to memory of 2384	2144	d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe	30
PID 2144 wrote to memory of 2384	2144	d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe	30
PID 2144 wrote to memory of 2384	2144	d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe	30

C:\Users\Admin\AppData\Local\Temp\d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe
"C:\Users\Admin\AppData\Local\Temp\d404d5bb23953fa1dc0fbb546994242370b743aa36c6dec8ea0a52112b62ee0f.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2144
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2384

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
35976868167ad48dbc479963a5bb0fc8

SHA1
ffc0f681c491a4a114c305ff36741a38bd166844

SHA256
53b504e3e8603e90727287bcaacc6cd937a8e3567d81dc62aff536fabb43a31a

SHA512
739473b63b1c3e9bc45585a615620ab0fe19434cbe465b495a9966a42668f832df4e9ccc7f071be3a5cb6923a2821c43920823ff3eb6bcf9f268bdc7e58b768d

Download Submit
memory/2144-1-0x0000000000D30000-0x0000000000D58000-memory.dmp

Filesize
160KB

Download
memory/2144-6-0x0000000000110000-0x0000000000138000-memory.dmp

Filesize
160KB

Download
memory/2144-8-0x0000000000110000-0x0000000000138000-memory.dmp

Filesize
160KB

Download
memory/2144-10-0x0000000000D30000-0x0000000000D58000-memory.dmp

Filesize
160KB

Download
memory/2384-7-0x0000000001310000-0x0000000001338000-memory.dmp

Filesize
160KB

Download
memory/2384-9-0x0000000001310000-0x0000000001338000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads