Analysis
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max time kernel
129s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
04/07/2024, 23:24
Static task
static1
Behavioral task
behavioral1
Sample
1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe
Resource
win10v2004-20240704-en
General
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Target
1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe
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Size
33KB
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MD5
c84a6cab70f3c2540a2bb26ac17c81a0
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SHA1
cef6de4271578d17b32ab900db4df087a3f0cdd3
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SHA256
1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154
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SHA512
e3c68453a7b3676557c90fe65fb695d99a36d0094dd86117886578e15f47c859ffbb3ef8390fc3d93ba84ddcfe6300cd417186519f112becaed199840ae9e207
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SSDEEP
768:sAI5y4MnESa8AWo6/yaAW7++KvWqrOeecNa0SGwnfY3:skEuA2aaAW7s5XjY0SDfY3
Malware Config
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-1-5-21-771719357-2485960699-3367710044-1000\Control Panel\International\Geo\Nation 1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe -
Executes dropped EXE 1 IoCs
pid Process 624 ieupdate.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2600 wrote to memory of 624 2600 1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe 82 PID 2600 wrote to memory of 624 2600 1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe 82 PID 2600 wrote to memory of 624 2600 1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe"C:\Users\Admin\AppData\Local\Temp\1a19c8a7ac9b773d1478c8493ac8ab1ceb37ed211cd3f0b8fd2025c1537bd154.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Users\Admin\AppData\Local\Temp\ieupdate.exe"C:\Users\Admin\AppData\Local\Temp\ieupdate.exe"2⤵
- Executes dropped EXE
PID:624
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
33KB
MD5e53c8e939fba3b337e1f87ae60b68525
SHA1621da6af844de439c7c11a7b91ed856817c6bbc9
SHA25652603b8e83b4eb91d1dbaba25dbdd1d66d2a54767aca44d0efe69ccda779e5c0
SHA512907f443c288e2ba11f3555174fab105ee7274800230bf65a14e4755b448ddbc110345ac5e58284a4ad966a71f72ac28d7df8d85be106dd3b22a1d2f53d23907a