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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
13/01/2025, 21:39
Static task
static1
Behavioral task
behavioral1
Sample
HAN LLEGADO LOS DOCUMENTOS ADJUNTOS-password(v6Z3UoEi).zip
Resource
win11-20241007-en
Behavioral task
behavioral2
Sample
COMPROBANTE FAC PAG 1312025pdf.zip
Resource
win11-20241007-en
Behavioral task
behavioral3
Sample
COMPROBANTE FAC PAG 1312025pdf.exe
Resource
win11-20241007-en
Behavioral task
behavioral4
Sample
email-html-1.html
Resource
win11-20241007-en
General
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Target
COMPROBANTE FAC PAG 1312025pdf.exe
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Size
1.0MB
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MD5
e4ae748b24c33178f1203895c632daef
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SHA1
9e6bd03f721da74a1412f80ed5615c14ef85434e
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SHA256
920dba5848da51e0cd39ced7ef38fd1640e9aa0142b75a5a957ef7abf879a298
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SHA512
f0e9ee3d27fb29918d5b12f4aa48d66f6fe7ca13081ee1e011ecdac22506b6f45b0095a3c6655d398a9e02a84f7c56441c341a3c37fb432956f5fbde2d5154d3
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SSDEEP
24576:wAHnh+eWsN3skA4RV1Hom2KXMmHaecUtHlGAcg5:nh+ZkldoPK8YaecUtHlB
Malware Config
Extracted
formbook
4.1
x07y
oksa.life
utecak.shop
200mzeus.store
hopsphereviral.store
g6fqz07uyhlgwxf.shop
ntentwicket.asia
ele88.buzz
3233.pizza
ataract-surgery-54329.bond
utsidetheguardrails.net
lkpiou.xyz
nline-gaming-56806.bond
arehouse-inventory-23414.bond
sphalt-jobs-98701.bond
p82520.icu
hetopgraded.shop
okoresmi.life
su41k7v.xyz
lwaset.net
onitoring-devices-18459.bond
psoftware.xyz
svc.lat
lax.xyz
inomiya-furemachi.net
rconsultant.xyz
bthbt.info
orevitals.store
ng501.website
my66.fun
tarhub.website
laimdeep.fyi
410.lat
lsuits.shop
anostrastoria.net
ut-mastera-remstir.online
acrebleu.xyz
ikings-valhala-lordfilm.store
ots.store
xocivo.info
earehspremierbody.net
randplatform.xyz
ental-implants-25513.bond
ctinoco.xyz
nityyoga.life
ental-implants-67768.bond
11-14-6b333331.shop
sbx.tech
ruck-driver-training-44635.bond
echviz.xyz
reedomcycleparts.shop
octor-who-lordfilm.store
onitoring-devices-97381.bond
ashesbylainez.net
3s0jm.xyz
isa-sponsored-jobs-8726311.live
utomation-tools-86423.bond
yeverydayessentials.store
untech.tech
itadelohrana.store
iautomation.online
aatara1.info
roublevictimize.asia
3ff.lat
aahoma-inter5.rest
katewarehousel.shop
Signatures
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Formbook family
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Formbook payload 3 IoCs
resource yara_rule behavioral3/memory/1188-12-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral3/memory/1188-15-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral3/memory/3176-20-0x0000000000BD0000-0x0000000000BFF000-memory.dmp formbook -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2536 set thread context of 1188 2536 COMPROBANTE FAC PAG 1312025pdf.exe 77 PID 1188 set thread context of 3332 1188 svchost.exe 52 PID 3176 set thread context of 3332 3176 cmstp.exe 52 -
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 COMPROBANTE FAC PAG 1312025pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmstp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4249425805-3408538557-1766626484-1000\Software\Microsoft\Internet Explorer\Toolbar Explorer.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4249425805-3408538557-1766626484-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-4249425805-3408538557-1766626484-1000\Software\Microsoft\Internet Explorer\Toolbar\ShellBrowser Explorer.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4249425805-3408538557-1766626484-1000\Software\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 Explorer.EXE -
Modifies registry class 7 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4249425805-3408538557-1766626484-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU Explorer.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4249425805-3408538557-1766626484-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots Explorer.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4249425805-3408538557-1766626484-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff Explorer.EXE Key created \Registry\User\S-1-5-21-4249425805-3408538557-1766626484-1000_Classes\NotificationData Explorer.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Explorer.EXE Key created \REGISTRY\USER\S-1-5-21-4249425805-3408538557-1766626484-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Explorer.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Explorer.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 3332 Explorer.EXE 3332 Explorer.EXE -
Suspicious behavior: EnumeratesProcesses 62 IoCs
pid Process 1188 svchost.exe 1188 svchost.exe 1188 svchost.exe 1188 svchost.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe 3176 cmstp.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3332 Explorer.EXE -
Suspicious behavior: MapViewOfSection 6 IoCs
pid Process 2536 COMPROBANTE FAC PAG 1312025pdf.exe 1188 svchost.exe 1188 svchost.exe 1188 svchost.exe 3176 cmstp.exe 3176 cmstp.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1188 svchost.exe Token: SeDebugPrivilege 3176 cmstp.exe Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE Token: SeShutdownPrivilege 3332 Explorer.EXE Token: SeCreatePagefilePrivilege 3332 Explorer.EXE -
Suspicious use of FindShellTrayWindow 6 IoCs
pid Process 2536 COMPROBANTE FAC PAG 1312025pdf.exe 2536 COMPROBANTE FAC PAG 1312025pdf.exe 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE -
Suspicious use of SendNotifyMessage 25 IoCs
pid Process 2536 COMPROBANTE FAC PAG 1312025pdf.exe 2536 COMPROBANTE FAC PAG 1312025pdf.exe 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE 3332 Explorer.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3332 Explorer.EXE 3332 Explorer.EXE -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2536 wrote to memory of 1188 2536 COMPROBANTE FAC PAG 1312025pdf.exe 77 PID 2536 wrote to memory of 1188 2536 COMPROBANTE FAC PAG 1312025pdf.exe 77 PID 2536 wrote to memory of 1188 2536 COMPROBANTE FAC PAG 1312025pdf.exe 77 PID 2536 wrote to memory of 1188 2536 COMPROBANTE FAC PAG 1312025pdf.exe 77 PID 3332 wrote to memory of 3176 3332 Explorer.EXE 78 PID 3332 wrote to memory of 3176 3332 Explorer.EXE 78 PID 3332 wrote to memory of 3176 3332 Explorer.EXE 78 PID 3176 wrote to memory of 4240 3176 cmstp.exe 79 PID 3176 wrote to memory of 4240 3176 cmstp.exe 79 PID 3176 wrote to memory of 4240 3176 cmstp.exe 79
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3332 -
C:\Users\Admin\AppData\Local\Temp\COMPROBANTE FAC PAG 1312025pdf.exe"C:\Users\Admin\AppData\Local\Temp\COMPROBANTE FAC PAG 1312025pdf.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Windows\SysWOW64\svchost.exe"C:\Users\Admin\AppData\Local\Temp\COMPROBANTE FAC PAG 1312025pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1188
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C:\Windows\SysWOW64\cmstp.exe"C:\Windows\SysWOW64\cmstp.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Windows\SysWOW64\svchost.exe"3⤵
- System Location Discovery: System Language Discovery
PID:4240
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