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Analysis
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max time kernel
91s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
21/12/2022, 05:15
Static task
static1
Behavioral task
behavioral1
Sample
b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe
Resource
win10v2004-20220901-en
General
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Target
b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe
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Size
225KB
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MD5
c7dd8bb71c94e1063eb69e59c2117a30
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SHA1
96abba8ee688a9b0de94619f3981ed5e2c2ac940
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SHA256
b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341
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SHA512
bd56b5cadba71b540cf69bb2f3b344b2e8f1168d54842ac7a1f07125fc3061a118aab8811563348cd11ce538a090842a73573cac1b0335b471632f5eb2d281b4
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SSDEEP
6144:LiIO3p8NWQxyP82k/ruyxt4GhbB+R/6QXPQ584E+:2f4Jd2k/rtgR/7u+
Malware Config
Signatures
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Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\AppCompat\Programs\Amcache.hve.tmp dw20.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeRestorePrivilege 4196 dw20.exe Token: SeBackupPrivilege 4196 dw20.exe Token: SeBackupPrivilege 4196 dw20.exe Token: SeBackupPrivilege 4196 dw20.exe Token: SeBackupPrivilege 4196 dw20.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4284 wrote to memory of 4196 4284 b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe 81 PID 4284 wrote to memory of 4196 4284 b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe 81 PID 4284 wrote to memory of 4196 4284 b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe"C:\Users\Admin\AppData\Local\Temp\b97e56c803f09e7fbd1a49a6e20a4832cb5eb0223b0fb3a0535b04bab1204341.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4284 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 8122⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4196
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