Analysis
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max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
10-05-2024 08:43
Static task
static1
Behavioral task
behavioral1
Sample
3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe
Resource
win7-20231129-en
General
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Target
3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe
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Size
718KB
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MD5
f49a18388f070afc8f7a17f6053666ba
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SHA1
d1062e2c38badf9aac1a2c2d0bf4ea7f3e07341b
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SHA256
3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e
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SHA512
6557e22c3e5542262cb8d9ae6c1a79a17f8ce2b9666dfab3ea2df5acd8c23bda607358569b75454cb49a3d36448c08a1a671923f27c13b2473d5925842a7cd34
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SSDEEP
12288:Me0ReLAfP7wD6ZtqzvBzmAqdse00yzr+zdW4WgxUHPp8RGHwAOovhbuigPc20mk1:Me+537wDAtqFmAq500yuZWfK8QrQh
Malware Config
Extracted
formbook
4.1
ht3d
derlon.net
46gem.vip
bridal-heart-boutique.com
porarquitectura.com
durkal.online
9916k.vip
nativegarden.net
hoodjac.com
coachwunder.com
jutuowangluo.com
frankmontagna.com
jalenx.com
yhxg.net
brasserie-bro.com
whitecoatprivilege.com
sigmadriving.com
inhkipcmacau.com
freediveexperience.com
52iwin.com
aaditt.com
accesspathways.com
subhadarshini.online
zshoessale.com
rubyreverie.xyz
hrtacticalin.com
lordle.app
milfriedrichphotography.com
campbellforamerica.com
blessedunity.com
ema-blog.site
loxleyshop.com
mirfinans.com
xn--2o2b110a3rh.com
palmbarnj.com
weddingantonioemarina.com
debeukbv.net
rlknia.cfd
5redbull.com
dwbwoodworking.com
cab-bc.com
testingsol.com
scadamarket.com
ryan-waltz.com
62iwin.win
balkanapp.com
weatherproofit.net
1bytes.website
butterflygroup.net
sydneyridesfestival.net
licrodriguezpalma.com
sam2.site
data-list.online
fulhamwinebar.com
eissw.com
used-cars-77695.bond
get-bettingid.com
wow-professions.info
psicoimago.com
1788777.com
cikaslot.icu
sleepbetter.health
apple-ios-gps-us-19.ink
reallyrealclothing.store
earthoftender.com
isboston.net
Signatures
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Formbook payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4324-24-0x0000000000400000-0x000000000042F000-memory.dmp formbook -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exedescription pid process target process PID 1876 set thread context of 4324 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exepowershell.exe3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exepid process 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 460 powershell.exe 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 4324 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 4324 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 460 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exepowershell.exedescription pid process Token: SeDebugPrivilege 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe Token: SeDebugPrivilege 460 powershell.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exedescription pid process target process PID 1876 wrote to memory of 460 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe powershell.exe PID 1876 wrote to memory of 460 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe powershell.exe PID 1876 wrote to memory of 460 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe powershell.exe PID 1876 wrote to memory of 3180 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe schtasks.exe PID 1876 wrote to memory of 3180 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe schtasks.exe PID 1876 wrote to memory of 3180 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe schtasks.exe PID 1876 wrote to memory of 4324 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe PID 1876 wrote to memory of 4324 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe PID 1876 wrote to memory of 4324 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe PID 1876 wrote to memory of 4324 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe PID 1876 wrote to memory of 4324 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe PID 1876 wrote to memory of 4324 1876 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe 3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe"C:\Users\Admin\AppData\Local\Temp\3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1876 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zNukUlepyAI.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zNukUlepyAI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp805B.tmp"2⤵
- Creates scheduled task(s)
PID:3180 -
C:\Users\Admin\AppData\Local\Temp\3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe"C:\Users\Admin\AppData\Local\Temp\3b746894d0a71f6162d96d2af36bea8d794d7e23af44c5536fcf97d416510a6e.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4324
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD56368038addd8c97902b3d42b58045f50
SHA146c610749558a5b539b21602f27ec6507039f68a
SHA2562758f839c04ff248a4fe57cc7f0fd9c026b681214a2978d4a786774351a5e9b6
SHA51218b6879abdc2fb03d24151b2748cab0dc2b0561338f68f575a22a133b3197d5dc1c25cc909da0b50d6c04c7a10749b9e1194e2644c8c7625ddf370a94c50787f