Analysis
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max time kernel
126s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
06-02-2023 13:30
Static task
static1
General
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Target
b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe
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Size
5.2MB
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MD5
b7b3d9c39854372b2b4eca4213bab256
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SHA1
533e7a9997de8e5fed702e623dc5d0c41df2d461
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SHA256
b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a
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SHA512
59af5cc6130efa6f3276096ccb7de913e797f4a15e9d6f3292c533dda41b21c91eaed52fa73fc234258dd9f062997af005ed9a4ff51008539fc61cc5f1a42e73
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SSDEEP
98304:Z6F6wSNExkQZSfmaoJhLgV+YR4mGurdGn0fdY6ka4uJ5eMFMnzvaJxxBANw:Z6KI5Z5cR4uE0lR4+55FMzvgDmw
Malware Config
Extracted
amadey
3.66
5.75.139.35/so57Nst/index.php
Signatures
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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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe -
Executes dropped EXE 1 IoCs
pid Process 384 nbveek.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 384 nbveek.exe 384 nbveek.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 384 nbveek.exe 384 nbveek.exe 384 nbveek.exe 384 nbveek.exe 384 nbveek.exe 384 nbveek.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4160 wrote to memory of 384 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 88 PID 4160 wrote to memory of 384 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 88 PID 4160 wrote to memory of 384 4160 b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe"C:\Users\Admin\AppData\Local\Temp\b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a.exe"1⤵
- Checks computer location settings
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4160 -
C:\Users\Admin\AppData\Local\Temp\a2b4a0f2f6\nbveek.exe"C:\Users\Admin\AppData\Local\Temp\a2b4a0f2f6\nbveek.exe"2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:384
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
5.2MB
MD5b7b3d9c39854372b2b4eca4213bab256
SHA1533e7a9997de8e5fed702e623dc5d0c41df2d461
SHA256b34748df4525113b3dc212c943295b4c33ef7b956e89505fd5cf5fe66ee6845a
SHA51259af5cc6130efa6f3276096ccb7de913e797f4a15e9d6f3292c533dda41b21c91eaed52fa73fc234258dd9f062997af005ed9a4ff51008539fc61cc5f1a42e73