Analysis
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max time kernel
149s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
04-04-2023 16:33
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20230220-en
General
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Target
tmp.exe
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Size
5.0MB
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MD5
5288674c2d9557bd89a0aab4869f1f60
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SHA1
687b6337728a7e4fa646bfd1b0ddce84bcedf23d
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SHA256
c9bdb8c092e5af89aacb7feae545fa43da02c84f6ac74a3a60cef3f9076c0ca4
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SHA512
5305880363570bd0da5ae95fca7b54dfd70e4cb1a090c72a46420d4ce76bdb6b1b56753ef36a57d26cc06012d3028fbbb11c9afa0c6e33ec59b84caf27ad3eff
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SSDEEP
49152:RsOS3uqy5zwcdnOJgYGT0f7fVGyfxHN5ixWRAhMGOuhSTDMj:0ebweOJF7Q
Malware Config
Extracted
formbook
4.1
ar73
classgorilla.com
b6817.com
1wwuwa.top
dgslimited.africa
deepwaterships.com
hkshshoptw.shop
hurricanevalleyatvjamboree.com
ckpconsulting.com
laojiangmath.com
authenticityhacking.com
family-doctor-53205.com
investinstgeorgeut.com
lithoearthsolution.africa
quickhealcareltd.co.uk
delightkgrillw.top
freezeclosettoilet.com
coo1star.com
gemgamut.com
enrichednetworksolutions.com
betterbeeclean.com
kbmstr.com
colorusainc.com
five-dollar-meals.com
baozhuang8.com
la-home-service.com
innovantexclusive.com
chateaudevillars.co.uk
echadholisticbar.com
naijacarprices.africa
4652.voto
kraftheonz.com
ingrambaby.com
braeunungsoel.ch
sweetcariadgifts.co.uk
kui693.com
akatov-top.ru
epollresearch.online
cupandsaucybooks.com
arredobagno.club
gt.sale
dskincare.com
cursosemcasa.site
leaf-spa.net
deathbeforedeceit.com
azvvs.com
laptops-39165.com
ccwt.vip
011965.com
mtevz.online
jacksontcpassettlement.com
aldeajerusalen.com
kellnovaglobalfood.info
alphametatek.online
lcssthh.com
dumelogold9ja.africa
d-storic.com
mogi.africa
ghostt.net
aksharsigns.online
goglucofort.com
b708.com
controlplus.systems
lightandstory.info
invstcai.sbs
2348x.com
Signatures
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Formbook payload 4 IoCs
Processes:
resource yara_rule behavioral2/memory/2172-163-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral2/memory/2172-167-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral2/memory/1180-172-0x0000000001180000-0x00000000011AF000-memory.dmp formbook behavioral2/memory/1180-174-0x0000000001180000-0x00000000011AF000-memory.dmp formbook -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
tmp.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation tmp.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
tmp.exeMSBuild.execscript.exedescription pid process target process PID 1916 set thread context of 2172 1916 tmp.exe MSBuild.exe PID 2172 set thread context of 3120 2172 MSBuild.exe Explorer.EXE PID 1180 set thread context of 3120 1180 cscript.exe Explorer.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 46 IoCs
Processes:
powershell.exeMSBuild.execscript.exepid process 3536 powershell.exe 3536 powershell.exe 2172 MSBuild.exe 2172 MSBuild.exe 2172 MSBuild.exe 2172 MSBuild.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe 1180 cscript.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 3120 Explorer.EXE -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
MSBuild.execscript.exepid process 2172 MSBuild.exe 2172 MSBuild.exe 2172 MSBuild.exe 1180 cscript.exe 1180 cscript.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
tmp.exepowershell.exeMSBuild.execscript.exedescription pid process Token: SeDebugPrivilege 1916 tmp.exe Token: SeDebugPrivilege 3536 powershell.exe Token: SeDebugPrivilege 2172 MSBuild.exe Token: SeDebugPrivilege 1180 cscript.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
tmp.exeExplorer.EXEcscript.exedescription pid process target process PID 1916 wrote to memory of 3536 1916 tmp.exe powershell.exe PID 1916 wrote to memory of 3536 1916 tmp.exe powershell.exe PID 1916 wrote to memory of 3536 1916 tmp.exe powershell.exe PID 1916 wrote to memory of 2172 1916 tmp.exe MSBuild.exe PID 1916 wrote to memory of 2172 1916 tmp.exe MSBuild.exe PID 1916 wrote to memory of 2172 1916 tmp.exe MSBuild.exe PID 1916 wrote to memory of 2172 1916 tmp.exe MSBuild.exe PID 1916 wrote to memory of 2172 1916 tmp.exe MSBuild.exe PID 1916 wrote to memory of 2172 1916 tmp.exe MSBuild.exe PID 3120 wrote to memory of 1180 3120 Explorer.EXE cscript.exe PID 3120 wrote to memory of 1180 3120 Explorer.EXE cscript.exe PID 3120 wrote to memory of 1180 3120 Explorer.EXE cscript.exe PID 1180 wrote to memory of 4824 1180 cscript.exe cmd.exe PID 1180 wrote to memory of 4824 1180 cscript.exe cmd.exe PID 1180 wrote to memory of 4824 1180 cscript.exe cmd.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cscript.exe"C:\Windows\SysWOW64\cscript.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2ht5atza.t3p.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/1180-171-0x0000000000A70000-0x0000000000A97000-memory.dmpFilesize
156KB
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memory/1180-172-0x0000000001180000-0x00000000011AF000-memory.dmpFilesize
188KB
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memory/1180-174-0x0000000001180000-0x00000000011AF000-memory.dmpFilesize
188KB
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memory/1180-170-0x0000000000A70000-0x0000000000A97000-memory.dmpFilesize
156KB
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memory/1180-173-0x0000000003310000-0x000000000365A000-memory.dmpFilesize
3.3MB
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memory/1180-176-0x0000000003050000-0x00000000030E3000-memory.dmpFilesize
588KB
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memory/1916-133-0x00000000006C0000-0x0000000000BC0000-memory.dmpFilesize
5.0MB
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memory/1916-136-0x00000000055D0000-0x00000000055E0000-memory.dmpFilesize
64KB
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memory/1916-135-0x0000000006C90000-0x0000000006CB2000-memory.dmpFilesize
136KB
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memory/1916-134-0x00000000055D0000-0x00000000055E0000-memory.dmpFilesize
64KB
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memory/2172-167-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/2172-163-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/2172-166-0x0000000001090000-0x00000000013DA000-memory.dmpFilesize
3.3MB
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memory/2172-168-0x0000000000C10000-0x0000000000C24000-memory.dmpFilesize
80KB
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memory/3120-177-0x0000000002970000-0x0000000002A58000-memory.dmpFilesize
928KB
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memory/3120-169-0x00000000084A0000-0x0000000008637000-memory.dmpFilesize
1.6MB
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memory/3120-178-0x0000000002970000-0x0000000002A58000-memory.dmpFilesize
928KB
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memory/3536-140-0x0000000005FA0000-0x0000000006006000-memory.dmpFilesize
408KB
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memory/3536-158-0x00000000050B0000-0x00000000050C0000-memory.dmpFilesize
64KB
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memory/3536-157-0x00000000050B0000-0x00000000050C0000-memory.dmpFilesize
64KB
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memory/3536-156-0x00000000050B0000-0x00000000050C0000-memory.dmpFilesize
64KB
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memory/3536-155-0x00000000050B0000-0x00000000050C0000-memory.dmpFilesize
64KB
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memory/3536-154-0x00000000076B0000-0x00000000076CA000-memory.dmpFilesize
104KB
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memory/3536-153-0x0000000007E40000-0x00000000084BA000-memory.dmpFilesize
6.5MB
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memory/3536-152-0x0000000006600000-0x000000000661E000-memory.dmpFilesize
120KB
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memory/3536-151-0x00000000050B0000-0x00000000050C0000-memory.dmpFilesize
64KB
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memory/3536-143-0x00000000050B0000-0x00000000050C0000-memory.dmpFilesize
64KB
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memory/3536-139-0x0000000005E80000-0x0000000005EE6000-memory.dmpFilesize
408KB
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memory/3536-138-0x00000000056F0000-0x0000000005D18000-memory.dmpFilesize
6.2MB
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memory/3536-137-0x0000000005020000-0x0000000005056000-memory.dmpFilesize
216KB