Analysis
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max time kernel
150s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system -
submitted
17/04/2025, 15:01
Static task
static1
Behavioral task
behavioral1
Sample
B1C90tuveZ9jFGZ.exe
Resource
win10v2004-20250410-en
General
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Target
B1C90tuveZ9jFGZ.exe
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Size
610KB
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MD5
dfc7843f6e716725410adffe8c15848f
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SHA1
5fb018743a74f72adceb85a27d8f1198482ccdc4
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SHA256
6d0a73c255453a2539a63dbeae565abae36b527cd6154691b3c066f3815860ed
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SHA512
48b67c99e1177be610a1ec7426e6d9dc11696ab1b86bad1a34d58561638d9b4a706ab1dd26cd653a7007c334d9cd479f6dd7cd998f68cb4483d8fc5fc2ce5c96
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SSDEEP
12288:ER7gCRxFNGgFoQOCkRfPehxgoNX356+Vz91fR/BHUhr5woJ+sFOJkR:ERfhoQOCzhv56ozHR/ZGr5woYsx
Malware Config
Extracted
formbook
4.1
hi13
olidspot.shop
aise-your-voice.sbs
9ydygorig3l7z.xyz
netuzio.xyz
erspacehealthandwellness.info
hbnzk.cfd
uklor.shop
tudiofoti.pro
onety.skin
iralavinc.online
teelpath.shop
w-yudfjp.shop
betka.xyz
lx2cbhe5vee0e1.xyz
ndotoverf.pro
loud-sevice.click
enckubs.shop
anpack.shop
nity-3d-development.dev
iaolento12.sbs
xectgroup.net
avakey.shop
kfast.store
ayeewenvqzqm.top
66xq2.top
cvaultshielded.live
5zbm0.cfd
g1wszulqv7lc.xyz
rog.top
xplosion-proof.lat
aysec.net
999game.website
3a4p8gq8bojwn.xyz
x92q.top
akextow.net
t775.top
873013.xyz
tu1x120.top
9882aa1216.autos
ayarwarna21.live
ardengoal.net
8ln62.cfd
elvetvoiceskiresorts.website
kpqh.town
njjwh.info
movps.net
pb79kasy.vip
ellbar.shop
inktrim.xyz
hagrinleemotooltechus.shop
olayl
tp-batik77-1.vip
looring-services329769.sbs
130t.xyz
9gi02.cfd
elayrunway.shop
phones-br.sbs
aser-skin-treatment-95250.bond
ry-prodentims.shop
rtelegans.art
01411.club
it4n1ar4t0k7o0.xyz
igitalmilanolegacy.shop
ompanion.bio
gsp657.top
Signatures
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Formbook family
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Formbook payload 3 IoCs
resource yara_rule behavioral1/memory/4828-36-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral1/memory/4828-87-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral1/memory/5956-89-0x0000000000E00000-0x0000000000E2F000-memory.dmp formbook -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4688 powershell.exe 4528 powershell.exe -
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-1-5-21-3078542121-369484597-920690335-1000\Control Panel\International\Geo\Nation B1C90tuveZ9jFGZ.exe -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2492 set thread context of 4828 2492 B1C90tuveZ9jFGZ.exe 94 PID 4828 set thread context of 3412 4828 vbc.exe 55 PID 4828 set thread context of 3412 4828 vbc.exe 55 PID 5956 set thread context of 3412 5956 NETSTAT.EXE 55 -
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 6 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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language NETSTAT.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language B1C90tuveZ9jFGZ.exe -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
pid Process 5956 NETSTAT.EXE -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4584 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 62 IoCs
pid Process 2492 B1C90tuveZ9jFGZ.exe 4688 powershell.exe 4528 powershell.exe 2492 B1C90tuveZ9jFGZ.exe 4828 vbc.exe 4828 vbc.exe 4828 vbc.exe 4828 vbc.exe 4688 powershell.exe 4528 powershell.exe 4828 vbc.exe 4828 vbc.exe 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE 5956 NETSTAT.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3412 Explorer.EXE -
Suspicious behavior: MapViewOfSection 6 IoCs
pid Process 4828 vbc.exe 4828 vbc.exe 4828 vbc.exe 4828 vbc.exe 5956 NETSTAT.EXE 5956 NETSTAT.EXE -
Suspicious use of AdjustPrivilegeToken 41 IoCs
description pid Process Token: SeDebugPrivilege 2492 B1C90tuveZ9jFGZ.exe Token: SeDebugPrivilege 4688 powershell.exe Token: SeDebugPrivilege 4528 powershell.exe Token: SeDebugPrivilege 4828 vbc.exe Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeDebugPrivilege 5956 NETSTAT.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE Token: SeShutdownPrivilege 3412 Explorer.EXE Token: SeCreatePagefilePrivilege 3412 Explorer.EXE -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3412 Explorer.EXE -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2492 wrote to memory of 4688 2492 B1C90tuveZ9jFGZ.exe 88 PID 2492 wrote to memory of 4688 2492 B1C90tuveZ9jFGZ.exe 88 PID 2492 wrote to memory of 4688 2492 B1C90tuveZ9jFGZ.exe 88 PID 2492 wrote to memory of 4528 2492 B1C90tuveZ9jFGZ.exe 90 PID 2492 wrote to memory of 4528 2492 B1C90tuveZ9jFGZ.exe 90 PID 2492 wrote to memory of 4528 2492 B1C90tuveZ9jFGZ.exe 90 PID 2492 wrote to memory of 4584 2492 B1C90tuveZ9jFGZ.exe 92 PID 2492 wrote to memory of 4584 2492 B1C90tuveZ9jFGZ.exe 92 PID 2492 wrote to memory of 4584 2492 B1C90tuveZ9jFGZ.exe 92 PID 2492 wrote to memory of 4828 2492 B1C90tuveZ9jFGZ.exe 94 PID 2492 wrote to memory of 4828 2492 B1C90tuveZ9jFGZ.exe 94 PID 2492 wrote to memory of 4828 2492 B1C90tuveZ9jFGZ.exe 94 PID 2492 wrote to memory of 4828 2492 B1C90tuveZ9jFGZ.exe 94 PID 2492 wrote to memory of 4828 2492 B1C90tuveZ9jFGZ.exe 94 PID 2492 wrote to memory of 4828 2492 B1C90tuveZ9jFGZ.exe 94 PID 3412 wrote to memory of 5956 3412 Explorer.EXE 95 PID 3412 wrote to memory of 5956 3412 Explorer.EXE 95 PID 3412 wrote to memory of 5956 3412 Explorer.EXE 95 PID 5956 wrote to memory of 6008 5956 NETSTAT.EXE 96 PID 5956 wrote to memory of 6008 5956 NETSTAT.EXE 96 PID 5956 wrote to memory of 6008 5956 NETSTAT.EXE 96
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3412 -
C:\Users\Admin\AppData\Local\Temp\B1C90tuveZ9jFGZ.exe"C:\Users\Admin\AppData\Local\Temp\B1C90tuveZ9jFGZ.exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\B1C90tuveZ9jFGZ.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4688
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tKmAtmGcqvi.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4528
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tKmAtmGcqvi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD06F.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4584
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4828
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C:\Windows\SysWOW64\NETSTAT.EXE"C:\Windows\SysWOW64\NETSTAT.EXE"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5956 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵
- System Location Discovery: System Language Discovery
PID:6008
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD574a6733f3158b594a30213448966ede0
SHA1dc1bcc2dd180f1cc4de97a124ea15c6275fc5e72
SHA256a8df8b93ab219b611d0593fc75cc0fe235fbd1153533d1506e61297aa2a90f7d
SHA512480b9d40830408719b9f782b26bbea8378b5111a5c09ff7ef300b2aa5f332bc8edfa7a14ab80b11b499ff132513fa5364f35e606ec5c71cf62627c92fa645d6c