881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 02:34

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General

Target

881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe
Size

97KB
MD5

4d66ca291472b260cf85d69e5e11744d
SHA1

558ae68a5381ccff489c5df12e14bb44b21b22c3
SHA256

881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731
SHA512

55cf23fec7ad49ba416cf65357c9addd65925f29d636aa16cd93e5eda92a4f7ea95a3c77c5616a4e965a5da672da0a14c1c44a7c11f18b78c00f38b5117914e4
SSDEEP

1536:iF0AJzLopHG9aa+9qX3apJoAKWYr0vcioyjp2RXKTzRZICrWaGZh7E:iiApLN9aa+9U2EWyipjp2R6JJrWNZa

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

WwanSvc.exe

pid process

1196 WwanSvc.exe
Loads dropped DLL 1 IoCs

Processes:

881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe

pid process

1232 881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe

pid	process
1196	WwanSvc.exe

pid	process
1232	881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe

description	pid	process	target process
PID 1232 wrote to memory of 1196	1232	881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe	WwanSvc.exe
PID 1232 wrote to memory of 1196	1232	881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe	WwanSvc.exe
PID 1232 wrote to memory of 1196	1232	881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe	WwanSvc.exe
PID 1232 wrote to memory of 1196	1232	881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe	WwanSvc.exe

C:\Users\Admin\AppData\Local\Temp\881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe
"C:\Users\Admin\AppData\Local\Temp\881198bc48f759f72e84a5d36a2f2ead1f6ebff61eb0cd66b06867e392c96731.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1232

C:\ProgramData\Update\WwanSvc.exe
"C:\ProgramData\Update\WwanSvc.exe" /run
2⤵
- Executes dropped EXE
PID:1196

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\ProgramData\Update\WwanSvc.exe
Filesize
97KB

MD5
fb6bd4c927a64b9a45a18503683b13c7

SHA1
69bca15ab99ddb36a999d3dc73ee2ea996ba5dde

SHA256
54909fcfa8713490726ae489da1fb426d290b5ad2fbc0625bf6d04e1053ca521

SHA512
15b6a743f0081d483de7ca83e03b88019a084ab0f9d7956fa0d13d0c5620428dc8f0bae1be92863c947d35cb4b285cc063da6a5f6ec4fb64a6cd6031cc478628

Download Submit
memory/1196-7-0x0000000000FA0000-0x0000000000FBE000-memory.dmp

Filesize
120KB

Download
memory/1196-10-0x0000000000FA0000-0x0000000000FBE000-memory.dmp

Filesize
120KB

Download
memory/1232-0-0x0000000000D60000-0x0000000000D7E000-memory.dmp

Filesize
120KB

Download
memory/1232-5-0x0000000000080000-0x000000000009E000-memory.dmp

Filesize
120KB

Download
memory/1232-8-0x0000000000D60000-0x0000000000D7E000-memory.dmp

Filesize
120KB

Download
memory/1232-9-0x0000000000080000-0x000000000009E000-memory.dmp

Filesize
120KB

Download
memory/1232-11-0x0000000000D60000-0x0000000000D7E000-memory.dmp

Filesize
120KB

Download