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Analysis
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max time kernel
43s -
max time network
45s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
14/02/2024, 09:41
Static task
static1
Behavioral task
behavioral1
Sample
AWB-RO-202644066004734534543534534563456784576373.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
AWB-RO-202644066004734534543534534563456784576373.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
General
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Target
AWB-RO-202644066004734534543534534563456784576373.exe
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Size
704KB
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MD5
2bf4f7c342a2d3e07f3685b2334f4749
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SHA1
ce2fc2a2899b4302ce2d55f732039240cc70529b
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SHA256
dcf86088586837cd7d690592bcd0a38c7bfd807b22b0a975da1a8773e551983a
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SHA512
b134b95882e7c67c636408fd874ab22f5c15e1965c525cf576df0bf45c56b0b7401c4e616e412682632174c0ac2ac51c3f73dd831e974181da548623ca311c82
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SSDEEP
12288:PK5yuMYw7lskuR1fi+6wFF0JC2RTfuBZL+HlLwxOiMCyINCj:C5XMYwZluR10bJ4uHlLhlIkj
Malware Config
Signatures
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Loads dropped DLL 1 IoCs
pid Process 4328 AWB-RO-202644066004734534543534534563456784576373.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Startup key = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subfolder1\\Sheephead.exe" wab.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\devastate.ini AWB-RO-202644066004734534543534534563456784576373.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
pid Process 744 wab.exe 744 wab.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4328 AWB-RO-202644066004734534543534534563456784576373.exe 744 wab.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4328 set thread context of 744 4328 AWB-RO-202644066004734534543534534563456784576373.exe 93 -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\hamus.ini AWB-RO-202644066004734534543534534563456784576373.exe File opened for modification C:\Program Files (x86)\duodecimos.ini AWB-RO-202644066004734534543534534563456784576373.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\Forglemmes130\coatee.ini AWB-RO-202644066004734534543534534563456784576373.exe File opened for modification C:\Windows\resources\0409\folders\Sequenser.ini AWB-RO-202644066004734534543534534563456784576373.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4328 AWB-RO-202644066004734534543534534563456784576373.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 744 wab.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4328 wrote to memory of 744 4328 AWB-RO-202644066004734534543534534563456784576373.exe 93 PID 4328 wrote to memory of 744 4328 AWB-RO-202644066004734534543534534563456784576373.exe 93 PID 4328 wrote to memory of 744 4328 AWB-RO-202644066004734534543534534563456784576373.exe 93 PID 4328 wrote to memory of 744 4328 AWB-RO-202644066004734534543534534563456784576373.exe 93 PID 4328 wrote to memory of 744 4328 AWB-RO-202644066004734534543534534563456784576373.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\AWB-RO-202644066004734534543534534563456784576373.exe"C:\Users\Admin\AppData\Local\Temp\AWB-RO-202644066004734534543534534563456784576373.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Program Files (x86)\windows mail\wab.exe"C:\Users\Admin\AppData\Local\Temp\AWB-RO-202644066004734534543534534563456784576373.exe"2⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:744
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD59625d5b1754bc4ff29281d415d27a0fd
SHA180e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b
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Filesize
1024B
MD5bb098c83f09f8dbd7f07634d8a700db2
SHA1912a55c659ee7cdf28c182acb1d90493c3bb5cef
SHA2565fb5de80d7f33455663456cd2ae1fe7630fa3068b3137932cfdc6fe9211fe392
SHA512dd7e4a75c67777b01441403d48a91070d3fec29b536610aa779b1103eeeeb8875bf021e3ca9cecdecdd2e70981ec7207909b293347eda2258c8c367bfc835c07