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Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2024, 09:55
Behavioral task
behavioral1
Sample
a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral2
Sample
a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe
Resource
win11-20240419-en
General
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Target
a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe
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Size
266KB
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MD5
a92d437ad19bfb0df6aba74ce6112708
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SHA1
8ab5d67f43d0b44e7291a4f503caab9825592e8a
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SHA256
a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80
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SHA512
10401c9ae990d1ac4476658ad43d4702a07054be10d0904dae8335f76ca98656ad12c0659915870199280787e67174737ff3e1834d324b765303268bba25b566
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SSDEEP
6144:PXzKdNY49u8rVXHN9lk3nzlMY2qzXu001net:Qa4AGN9qBzbz01
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-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe -
Executes dropped EXE 2 IoCs
pid Process 4608 ITS SB App Switch.exe 4892 ITS SB App Switch.exe -
resource yara_rule behavioral1/memory/232-0-0x0000000000FD0000-0x0000000001070000-memory.dmp upx behavioral1/memory/232-14-0x0000000000FD0000-0x0000000001070000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 232 wrote to memory of 4608 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 83 PID 232 wrote to memory of 4608 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 83 PID 232 wrote to memory of 4608 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 83 PID 232 wrote to memory of 4892 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 84 PID 232 wrote to memory of 4892 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 84 PID 232 wrote to memory of 4892 232 a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe"C:\Users\Admin\AppData\Local\Temp\a37d425f559a35be66d32e4af7f5ecc5f92bd51138ef834ec85ce9e4cc836d80.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:232 -
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
PID:4608
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C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
PID:4892
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5