402bef3fa2c40c93e8c4bd23e4605783a172e861e2d542a9f6172858fd438868

Analysis

max time kernel
1s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 01:46

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General

Target

4a57dc33e1dd8a6ac06309534326430a.exe
Size

990KB
MD5

4a57dc33e1dd8a6ac06309534326430a
SHA1

1172185575ac1efaed8f697d97986b5bb931adce
SHA256

402bef3fa2c40c93e8c4bd23e4605783a172e861e2d542a9f6172858fd438868
SHA512

6c9c5836cb1e42ad8bfb548688f876714364e8a4acbbae5388ee89361e84901559a9d0289bf44a852ff92212a4e6f38f2f8d68734c49efd366586cdb518ef24b
SSDEEP

24576:u95sjkZcf3Eo63487oYbJd5A8uvKzS4MvKCINHPf4xVE4:ssR3EoxYBbSDvKz0vKCINvgxVE4

Score

7^/10

spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2164	215AppsChecker.exe

Loads dropped DLL 24 IoCs

pid	Process
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
1736	4a57dc33e1dd8a6ac06309534326430a.exe
2164	215AppsChecker.exe
2164	215AppsChecker.exe
2164	215AppsChecker.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
T1552.001
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2164	1736	4a57dc33e1dd8a6ac06309534326430a.exe	29
PID 1736 wrote to memory of 2164	1736	4a57dc33e1dd8a6ac06309534326430a.exe	29
PID 1736 wrote to memory of 2164	1736	4a57dc33e1dd8a6ac06309534326430a.exe	29
PID 1736 wrote to memory of 2164	1736	4a57dc33e1dd8a6ac06309534326430a.exe	29
PID 1736 wrote to memory of 2164	1736	4a57dc33e1dd8a6ac06309534326430a.exe	29
PID 1736 wrote to memory of 2164	1736	4a57dc33e1dd8a6ac06309534326430a.exe	29
PID 1736 wrote to memory of 2164	1736	4a57dc33e1dd8a6ac06309534326430a.exe	29

C:\Users\Admin\AppData\Local\Temp\4a57dc33e1dd8a6ac06309534326430a.exe
"C:\Users\Admin\AppData\Local\Temp\4a57dc33e1dd8a6ac06309534326430a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Users\Admin\AppData\Local\Temp\nso9F1.tmp\dlhelpdl.exe
  C:\Users\Admin\AppData\Local\Temp\nso9F1.tmp\dlhelpdl.exe ~URL Parts Error~~~~URL Parts Error~URL Parts Error~~#~2921~2951~~URL Parts Error~~SendRequest Error~6A-10-79-A2-4C-90~#~~SendRequest Error~~IE~~
  2⤵
  PID:1984
- C:\Users\Admin\AppData\Local\Temp\nso9F1.tmp\215AppsChecker.exe
  C:\Users\Admin\AppData\Local\Temp\nso9F1.tmp\215AppsChecker.exe /checkispublisherinstalled
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nso9F1.tmp\UserInfo.dll

Filesize
4KB

MD5
7579ade7ae1747a31960a228ce02e666

SHA1
8ec8571a296737e819dcf86353a43fcf8ec63351

SHA256
564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

SHA512
a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

Download Submit
memory/1736-66-0x0000000000B70000-0x0000000000B8A000-memory.dmp

Filesize
104KB

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