Analysis
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max time kernel
147s -
max time network
157s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
22-05-2024 03:44
Behavioral task
behavioral1
Sample
b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe
Resource
win11-20240426-en
General
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Target
b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe
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Size
266KB
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MD5
5377407c43988727f9a54eef8035d410
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SHA1
a6afc5fe16cab13caf3a321f70b07d7ed35b6fb6
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SHA256
b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2
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SHA512
6f548e82a25159c21dc11666feac0c16e9645199a2fdc949a50d67fc8521af1b98fc6595f6963d67dcb4b6cf70c84aeff3ecdbc4ec94ea26a02e0e566a20d086
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SSDEEP
3072:3NXEGZJWhfNFC4S60+XoLczrVmXu7XPIX7Cqs0BVH0XNn2qcyFhH01ne4PK:dXzKdNY49u8rVtjEBSXNn2qNj01net
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
ITS SB App Switch.exeITS SB App Switch.exepid process 5036 ITS SB App Switch.exe 3668 ITS SB App Switch.exe -
Processes:
resource yara_rule behavioral2/memory/1264-0-0x00000000004D0000-0x0000000000570000-memory.dmp upx behavioral2/memory/1264-14-0x00000000004D0000-0x0000000000570000-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
Processes:
b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exepid process 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exedescription pid process target process PID 1264 wrote to memory of 5036 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe ITS SB App Switch.exe PID 1264 wrote to memory of 5036 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe ITS SB App Switch.exe PID 1264 wrote to memory of 5036 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe ITS SB App Switch.exe PID 1264 wrote to memory of 3668 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe ITS SB App Switch.exe PID 1264 wrote to memory of 3668 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe ITS SB App Switch.exe PID 1264 wrote to memory of 3668 1264 b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe ITS SB App Switch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe"C:\Users\Admin\AppData\Local\Temp\b5b7fce34b3ad8945f480502e815f533c8aec9a57c36fea199006864ba1fefa2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1264 -
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:5036 -
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:3668
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5