4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 07:09

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General

Target

4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe
Size

151KB
MD5

20f72b14eea7453db559ec5aded191d2
SHA1

d5cc81bb84b99659f49a359218b70e89defcd04d
SHA256

4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f
SHA512

392ec13120c6d49798873d9a4bf34967af325a4fd3dc4ddca7eda1b3fa594e4717c0dc64be73fbcc56754a73ca13e16bbf0ef3eebfde00f4322baf59af6fd574
SSDEEP

3072:TW8c4nhuy3Wly9K4FZCZw9pj8bneMYzeMdOPudezYxLu30nWCout:y8c0J3WlA3F3pcYGmYeNWCoS

Score

8^/10

spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4924	msservice32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msservice32.exe	4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe
File opened for modification	C:\Windows\SysWOW64\msservice32.exe	4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe
File opened for modification	C:\Windows\SysWOW64\msservice32.exe	msservice32.exe
File created	C:\Windows\SysWOW64\msservice32.exe	msservice32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 4924	5036	4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe	81
PID 5036 wrote to memory of 4924	5036	4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe	81
PID 5036 wrote to memory of 4924	5036	4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe	81
PID 4924 wrote to memory of 64	4924	msservice32.exe	82
PID 4924 wrote to memory of 64	4924	msservice32.exe	82
PID 4924 wrote to memory of 64	4924	msservice32.exe	82

C:\Users\Admin\AppData\Local\Temp\4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe
"C:\Users\Admin\AppData\Local\Temp\4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:5036
- C:\Windows\SysWOW64\msservice32.exe
  C:\Windows\system32\msservice32.exe 1196 "C:\Users\Admin\AppData\Local\Temp\4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:4924
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\del.bat C:\Windows\SysWOW64\msservice32.exe
    3⤵
    PID:64

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\del.bat

Filesize
136B

MD5
bfcf9cc6d1c37953dfa43312e2c36140

SHA1
07a4c0f29b282c34be24c312c4b920e479f4cee0

SHA256
bac7cce52aeba3a2e2ce2bb6aebf50ffa65530d0d51ca49a2abc7f4e43ce3ce5

SHA512
fb661474557e7168d4050607863b57649fa12a26ab9bd06078ae3254d003d76cfed4eac3d0a78a56eaf0ecc5b231d52788b6c8688cb14b0c86a37efe90f5f53a

Download Submit
C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\ycivfgho.default-release\user.js

Filesize
140B

MD5
2af6b05b1444223fc1d434b68ca1d70c

SHA1
b005e12e00f09b008e0350a1d00f7f41b04524f4

SHA256
bfa018f60b77d878d2b4ca34d710f310875141ea8e0ca29b8ea6664cf918ccac

SHA512
1bbef765ed6fd3584715d9be5c4f4a0464a5e0f221b2d174ac60302c5a1c28b7ed9b0d7db997fa8a99bd6332f650d1122674da40dc7d927858af5e35d15e35ba

Download Submit
C:\Windows\SysWOW64\msservice32.exe

Filesize
151KB

MD5
20f72b14eea7453db559ec5aded191d2

SHA1
d5cc81bb84b99659f49a359218b70e89defcd04d

SHA256
4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f

SHA512
392ec13120c6d49798873d9a4bf34967af325a4fd3dc4ddca7eda1b3fa594e4717c0dc64be73fbcc56754a73ca13e16bbf0ef3eebfde00f4322baf59af6fd574

Download Submit
C:\Windows\SysWOW64\msservice32.exe

Filesize
151KB

MD5
20f72b14eea7453db559ec5aded191d2

SHA1
d5cc81bb84b99659f49a359218b70e89defcd04d

SHA256
4db18d821dc876b3666ce92c8d66ed3806fff191771c8c1469eb3b12f238433f

SHA512
392ec13120c6d49798873d9a4bf34967af325a4fd3dc4ddca7eda1b3fa594e4717c0dc64be73fbcc56754a73ca13e16bbf0ef3eebfde00f4322baf59af6fd574

Download Submit
memory/4924-137-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/4924-140-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/5036-132-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/5036-136-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download