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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09/09/2024, 21:40
Static task
static1
Behavioral task
behavioral1
Sample
5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe
Resource
win10v2004-20240802-en
General
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Target
5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe
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Size
2.3MB
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MD5
c448e7ba48015f2161bcdc520efdd0be
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SHA1
9ad690b77c7809b44d7816ea2d0dfdae05a82989
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SHA256
5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f
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SHA512
b41371f280bc93a58233f0623b6321e364e722977e99529b025bf9d2d8a43ad32d577bf8b007f3698471cf0af5376d5e4e2369ee407a9bfdab4b7e24d9a17a16
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SSDEEP
49152:6kQTAQfGuxOtReiPjyuECu02Qo81wnXy1DQnC:6ayxOTVeXTQrwilQnC
Malware Config
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation 5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation ren.exe -
Executes dropped EXE 2 IoCs
pid Process 4940 ren.exe 4672 vP3nIjov83.exe -
Loads dropped DLL 1 IoCs
pid Process 4672 vP3nIjov83.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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 5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ren.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vP3nIjov83.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4752 5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe 4752 5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe 4940 ren.exe 4940 ren.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe 4672 vP3nIjov83.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4940 ren.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4752 5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe Token: SeDebugPrivilege 4940 ren.exe Token: SeDebugPrivilege 4672 vP3nIjov83.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4752 wrote to memory of 4940 4752 5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe 86 PID 4752 wrote to memory of 4940 4752 5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe 86 PID 4752 wrote to memory of 4940 4752 5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe 86 PID 4940 wrote to memory of 4672 4940 ren.exe 87 PID 4940 wrote to memory of 4672 4940 ren.exe 87 PID 4940 wrote to memory of 4672 4940 ren.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe"C:\Users\Admin\AppData\Local\Temp\5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4752 -
C:\Users\Admin\AppData\Local\Temp\ren.exe"C:\Users\Admin\AppData\Local\Temp\ren.exe" C:\Users\Admin\AppData\Local\Temp\5499f1666140a15d197578099b296075b7b9c76a3714daba521139d6b479394f.exe 47522⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4940 -
C:\Users\Admin\AppData\Local\Temp\vP3nIjov83.exe"C:\Users\Admin\AppData\Local\Temp\vP3nIjov83.exe" run 49403⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4672
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD5b48ee45a24990664d7392baeef2fe115
SHA104f6578a3b2461938b48f5bf9c6160a209cd30c4
SHA2562100f1991075959c04fb3f5acb994cc229f47523fddd7357887135ea27624a94
SHA512c960f132567a6c0030f23a6fc48ac19cc4db59b9852adb2253ebbaf837257e2cc5baf7e6598a2d58f6fe94bd7743ff124cc6b79fcabe658847caa0f3b796cfbb
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Filesize
180KB
MD5f636949e31ebde732ed742647d114aef
SHA1ea8f00281cad5554be7e0f9399c7575e40ee5eeb
SHA25673f6b7c9d2c8bd72ff05b9476fe13c31d81a62304e33951282837de59090ad52
SHA512e81b5eb76a9bf11dabc444f33f0293b0099d409b9256ce33793e89cac80244899561d575d2b9136a53d5b30dfb980576fbf58402ad5f7c36544273bc87966715
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Filesize
2.3MB
MD5ac8eee60ecf8af7adc4100ca42c6a5eb
SHA1b66c953b1ccc7197f7aa755e7c9372b1751d9f0a
SHA256755be3446b1145ccf9737c89865031e75075f3ff9f8cf5d3e80167b2fa3fc74d
SHA512c303d5780e47fb5cd101ae0cba6120bf6770e770551a963e0bd75bdfe296bbb782040ceff300ced34095202a35c840248dbd95bfdd1a92790a98a29fbb517175