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Analysis
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max time kernel
145s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
23/08/2024, 23:31
Static task
static1
Behavioral task
behavioral1
Sample
d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe
Resource
win10v2004-20240802-en
General
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Target
d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe
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Size
1.9MB
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MD5
7ea756f94d83df9268c173c8a0a7bda6
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SHA1
ad059ad95694a032ba4ef46b3ed987a994e0a6e6
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SHA256
d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236
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SHA512
3407da08086c9b5afcc85a520a9b0dfa6fb97bf5b23c5df48ab25a40751ae1f73687617b85129e83b5c1fe60ad3610b02c6fcf032ca1bf7fbdd28caaaa35e9a2
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SSDEEP
49152:IsvSCS63vsMMIfhbEZKn+g4WyxxQRWkokhU:IsqCS63vsMMybgKCWyxx0DokhU
Malware Config
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe -
Executes dropped EXE 1 IoCs
pid Process 3924 VC_redist.x64.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4324 3924 WerFault.exe 94 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language VC_redist.x64.exe -
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 VC_redist.x64.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString VC_redist.x64.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3924 VC_redist.x64.exe 3924 VC_redist.x64.exe 3924 VC_redist.x64.exe 3924 VC_redist.x64.exe 3924 VC_redist.x64.exe 3924 VC_redist.x64.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2948 wrote to memory of 3924 2948 d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe 94 PID 2948 wrote to memory of 3924 2948 d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe 94 PID 2948 wrote to memory of 3924 2948 d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe"C:\Users\Admin\AppData\Local\Temp\d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2948 -
C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3924 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 10163⤵
- Program crash
PID:4324
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4180,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=1440 /prefetch:81⤵PID:3700
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --field-trial-handle=3312,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=2760 /prefetch:31⤵PID:960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3924 -ip 39241⤵PID:844
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
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Filesize
40B
MD520d4b8fa017a12a108c87f540836e250
SHA11ac617fac131262b6d3ce1f52f5907e31d5f6f00
SHA2566028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
SHA512507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856
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Filesize
6.3MB
MD508dede2c715885e3fb5e423e1551df88
SHA1bf5f0a88fe5d8e4bb8cf9f0bcb4793e101080388
SHA256924ca30e1fb1fc1095fdbdf3ee6d32f2c41ea64bcef06a9ffa8ee53615a53d28
SHA51231ab8e374b320250c11657a9b3d4b8c7794769db810ae1ed9354468a7b4cea553033cdf36bd5181f083d0e85ed8c490d4c0d64fb0e2cf7f2744524a6200377bf