Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/01/2025, 14:58
Behavioral task
behavioral1
Sample
bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe
Resource
win7-20240903-en
General
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Target
bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe
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Size
59KB
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MD5
d68fc67a121a8be5a8e0b967ef555760
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SHA1
9fa5b1efcccb532c6429d7cbcfc9a53cc0db939d
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SHA256
bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2
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SHA512
9df787d696918ad10221542e995a790b834c04f6af4806d1e7d2a5f6336ce862c65f2c18abae066c07db936e288abc390a258e39065636152a433290911d3053
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SSDEEP
1536:F9QbqFSKDNov9Ra51vFb2NXcklRuu2ermFFL5oVcSo:78qUKDav9RevREtlsermdo/
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1928 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe -
Executes dropped EXE 1 IoCs
pid Process 1928 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe -
Loads dropped DLL 1 IoCs
pid Process 2524 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe -
resource yara_rule behavioral1/memory/2524-0-0x0000000000400000-0x000000000043D000-memory.dmp upx behavioral1/files/0x0007000000012117-10.dat upx behavioral1/memory/2524-12-0x0000000000160000-0x000000000019D000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 1 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 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2524 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2524 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe 1928 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2524 wrote to memory of 1928 2524 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe 31 PID 2524 wrote to memory of 1928 2524 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe 31 PID 2524 wrote to memory of 1928 2524 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe 31 PID 2524 wrote to memory of 1928 2524 bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe"C:\Users\Admin\AppData\Local\Temp\bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Users\Admin\AppData\Local\Temp\bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exeC:\Users\Admin\AppData\Local\Temp\bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:1928
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\bc862f681a9ac5602d966bab453a664724004573cde4db33d59ee5aa61cb53e2N.exe
Filesize59KB
MD5d1ce7f9edd06da397a97d630de57a684
SHA118fb7b4d337b85236cd24b43d65ad7abedb5f42c
SHA256e5258bea6fc80b73afc623f068938de5457dd95cb63c569f4c0723f3ab90942d
SHA512063ce00003fccb2f60d313c02e9ebf69685e9575be4f98a7fbe1d26fffab45288aeac2db8d2ba0e1618b3f801af6401fe75d5aacb1beb27134f96c8b62d9a8da