b849bce1d36e19445bcb62ba10cdfcb32292bf83c305e94a00bb224142c50499

Analysis

max time kernel
138s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2023, 02:10

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General

Target

33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe
Size

311KB
MD5

711204c7ad7aa94657f48fbbde87e37a
SHA1

a8ff15875a09fed650e1afbf372f361d23a3ea03
SHA256

33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a
SHA512

b1d78078bc20e0ff239ab653fa818b9eda79de7aee99bdeb39f5c876c2fe7d72434e078982080388c05699265379898223d08c4d06bb05ee344967eeb79a2bcd
SSDEEP

3072:4k05xp3CUPWUEYd+PrbO0t9EX5JP0wnPiosfDr7ltI52AWf5XyBk3eFx/RIAB:N0F3jP3EYMPqX5F0mMX5c5

Score

8^/10

discovery spyware stealer

Malware Config

Signatures

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Control Panel\International\Geo\Nation	33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4036	1728	WerFault.exe	82

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3824	timeout.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1728	33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe
1728	33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 4680	1728	33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe	95
PID 1728 wrote to memory of 4680	1728	33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe	95
PID 1728 wrote to memory of 4680	1728	33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe	95
PID 4680 wrote to memory of 3824	4680	cmd.exe	99
PID 4680 wrote to memory of 3824	4680	cmd.exe	99
PID 4680 wrote to memory of 3824	4680	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe
"C:\Users\Admin\AppData\Local\Temp\33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe"
1⤵
- Checks computer location settings
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\33da86a999f82f99598ab1a10ba98010501249231229051d78d35b826526e99a.exe" & del "C:\ProgramData\*.dll"" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4680
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 5
    3⤵
    - Delays execution with timeout.exe
    PID:3824
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 2404
  2⤵
  - Program crash
  PID:4036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1728 -ip 1728
1⤵
PID:524

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1728-1-0x0000000002AF0000-0x0000000002BF0000-memory.dmp

Filesize
1024KB

Download
memory/1728-2-0x0000000002CC0000-0x0000000002CE8000-memory.dmp

Filesize
160KB

Download
memory/1728-3-0x0000000000400000-0x0000000002AC5000-memory.dmp

Filesize
38.8MB

Download
memory/1728-13-0x0000000000400000-0x0000000002AC5000-memory.dmp

Filesize
38.8MB

Download
memory/1728-15-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1728-33-0x0000000000400000-0x0000000002AC5000-memory.dmp

Filesize
38.8MB

Download
memory/1728-34-0x0000000002CC0000-0x0000000002CE8000-memory.dmp

Filesize
160KB

Download