Analysis
-
max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15-07-2024 21:12
Static task
static1
Behavioral task
behavioral1
Sample
e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe
Resource
win10v2004-20240709-en
General
-
Target
e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe
-
Size
390KB
-
MD5
2fc6c94e89afa989e653b3d0acd292a1
-
SHA1
ea51f15a5dec3a9184c80fa4a87bace415e7c42d
-
SHA256
e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac
-
SHA512
8a0dfb7f07fa93a875f8311e7f2e50f9df5791eff60ec9097460fc0197c0dedb3bd31d04eb958043025600b2dde20bdad84827ccee4935b336a3f4b122a3b7c4
-
SSDEEP
6144:jBdWzRpL5aUyAUCjZBLnk8OnvKSEilqUtrRN/ty8OaIlnTMa7FBeei8zEO:jkpUUyOHEDjNozdoAFxi8zEO
Malware Config
Extracted
stealc
default
http://85.28.47.101
-
url_path
/f3ee98d7eec07fb9.php
Signatures
-
Downloads MZ/PE file
-
Loads dropped DLL 2 IoCs
pid Process 1544 RegAsm.exe 1544 RegAsm.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2420 set thread context of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1544 RegAsm.exe 1544 RegAsm.exe 1544 RegAsm.exe 1544 RegAsm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2420 wrote to memory of 936 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 86 PID 2420 wrote to memory of 936 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 86 PID 2420 wrote to memory of 936 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 86 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87 PID 2420 wrote to memory of 1544 2420 e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe"C:\Users\Admin\AppData\Local\Temp\e139f9f0dfcd6e3a21d24a34f7848fbe73cdf85c2286d5acb8f27473ded84eac.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2420 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:936
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1544
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571