Analysis
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max time kernel
147s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
11-07-2022 07:15
Static task
static1
Behavioral task
behavioral1
Sample
BOOKING DETAILS 235201252305.exe
Resource
win7-20220414-en
General
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Target
BOOKING DETAILS 235201252305.exe
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Size
170KB
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MD5
570614c38bcedd9090cba96e6a61ce8e
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SHA1
d4c2a51512d314e50d650e37e1ec7fe6af7aace9
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SHA256
e23ac135f38743c3b47deed6e514d29fe5f52bd6070754b125d62ad7db246703
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SHA512
4cc4bc2e2cde9b066704f3f8d2e86fabbe6a95bbee8cb0182a7669c1bbad62c0e48e29b8297b5546756117180643423b84df82fbe87a5ed81674fe1abd75287e
Malware Config
Extracted
formbook
4.1
ba17
bearwant.com
sdsguanfang.com
steamcommunityvia.top
sugarplumtreasures.com
koronislakefishing.com
jmae.xyz
xhxnqemkiqe.xyz
playzcrew.com
zatwsbq.com
lankofix.com
sh-zhepeng.com
mibodamisxv.online
butterflyjewelry.store
finestrecitalto-spottoday.info
globomateria.com
royalmdarts.com
d4af10836709.com
shepwill.com
67aldrich.info
trustedmakers.club
burdiezholdings.com
facialcoach.com
hunterous.com
carei.xyz
positivityintheworkplace.com
top1productjapan.online
camperrentnovara.com
nostalgiaz.xyz
prepperandsalt.com
platinum-swallow-nest.com
jmdadoag.com
cornerstonesolarconsulting.com
carmelhasit.com
hospitalaurelia.com
epolystars.com
best5psychicreadingsites.com
cbradleyowens.com
cmshelps.com
leclefsdor.com
male-muscle-slave.cloud
eselinchen.com
statesunitedaction.net
goweet.com
hififurniturehouse.info
alphacapitaltrust.online
hotsellmed.com
sunxueling.com
firstclass-poolservice.com
tuveranopelayo.com
wayangslot.net
joseauto.net
consinko.com
pacificoffshorecharters.com
steemboard.xyz
poollife.info
miraihenokoibumi.net
mfh-sa.com
seontra.xyz
openfaders.com
guardianz.online
purse.gold
affaire-chaba.com
rosency.xyz
somethingform.site
digitalpursuitsonline.com
Signatures
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suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
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Formbook payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/600-66-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral1/memory/600-67-0x000000000041F1E0-mapping.dmp formbook behavioral1/memory/600-70-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral1/memory/1648-78-0x0000000000080000-0x00000000000AF000-memory.dmp formbook behavioral1/memory/1648-82-0x0000000000080000-0x00000000000AF000-memory.dmp formbook -
Suspicious use of SetThreadContext 3 IoCs
Processes:
BOOKING DETAILS 235201252305.exeRegAsm.exeipconfig.exedescription pid process target process PID 1056 set thread context of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 600 set thread context of 1220 600 RegAsm.exe Explorer.EXE PID 1648 set thread context of 1220 1648 ipconfig.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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Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exepid process 1648 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 27 IoCs
Processes:
powershell.exeBOOKING DETAILS 235201252305.exeRegAsm.exeipconfig.exepid process 1308 powershell.exe 1056 BOOKING DETAILS 235201252305.exe 1056 BOOKING DETAILS 235201252305.exe 1056 BOOKING DETAILS 235201252305.exe 1056 BOOKING DETAILS 235201252305.exe 1056 BOOKING DETAILS 235201252305.exe 600 RegAsm.exe 600 RegAsm.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe 1648 ipconfig.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
RegAsm.exeipconfig.exepid process 600 RegAsm.exe 600 RegAsm.exe 600 RegAsm.exe 1648 ipconfig.exe 1648 ipconfig.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
BOOKING DETAILS 235201252305.exepowershell.exeRegAsm.exeipconfig.exedescription pid process Token: SeDebugPrivilege 1056 BOOKING DETAILS 235201252305.exe Token: SeDebugPrivilege 1308 powershell.exe Token: SeDebugPrivilege 600 RegAsm.exe Token: SeDebugPrivilege 1648 ipconfig.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
BOOKING DETAILS 235201252305.exeExplorer.EXEipconfig.exedescription pid process target process PID 1056 wrote to memory of 1308 1056 BOOKING DETAILS 235201252305.exe powershell.exe PID 1056 wrote to memory of 1308 1056 BOOKING DETAILS 235201252305.exe powershell.exe PID 1056 wrote to memory of 1308 1056 BOOKING DETAILS 235201252305.exe powershell.exe PID 1056 wrote to memory of 1308 1056 BOOKING DETAILS 235201252305.exe powershell.exe PID 1056 wrote to memory of 1712 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1712 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1712 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1712 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1712 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1712 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1712 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1636 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1636 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1636 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1636 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1636 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1636 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 1636 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1056 wrote to memory of 600 1056 BOOKING DETAILS 235201252305.exe RegAsm.exe PID 1220 wrote to memory of 1648 1220 Explorer.EXE ipconfig.exe PID 1220 wrote to memory of 1648 1220 Explorer.EXE ipconfig.exe PID 1220 wrote to memory of 1648 1220 Explorer.EXE ipconfig.exe PID 1220 wrote to memory of 1648 1220 Explorer.EXE ipconfig.exe PID 1648 wrote to memory of 1568 1648 ipconfig.exe cmd.exe PID 1648 wrote to memory of 1568 1648 ipconfig.exe cmd.exe PID 1648 wrote to memory of 1568 1648 ipconfig.exe cmd.exe PID 1648 wrote to memory of 1568 1648 ipconfig.exe cmd.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of WriteProcessMemory
PID:1220 -
C:\Users\Admin\AppData\Local\Temp\BOOKING DETAILS 235201252305.exe"C:\Users\Admin\AppData\Local\Temp\BOOKING DETAILS 235201252305.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1056 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1308 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe3⤵PID:1712
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe3⤵PID:1636
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:600 -
C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\SysWOW64\ipconfig.exe"2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵PID:1568
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/600-63-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/600-71-0x0000000002120000-0x0000000002423000-memory.dmpFilesize
3.0MB
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memory/600-70-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/600-72-0x00000000001D0000-0x00000000001E5000-memory.dmpFilesize
84KB
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memory/600-67-0x000000000041F1E0-mapping.dmp
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memory/600-66-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/600-64-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/1056-57-0x0000000004240000-0x000000000428C000-memory.dmpFilesize
304KB
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memory/1056-54-0x0000000000E10000-0x0000000000E40000-memory.dmpFilesize
192KB
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memory/1056-56-0x0000000005580000-0x00000000055EC000-memory.dmpFilesize
432KB
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memory/1056-55-0x00000000764C1000-0x00000000764C3000-memory.dmpFilesize
8KB
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memory/1220-73-0x0000000004CB0000-0x0000000004D7F000-memory.dmpFilesize
828KB
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memory/1220-81-0x0000000004D80000-0x0000000004F12000-memory.dmpFilesize
1.6MB
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memory/1220-83-0x0000000004D80000-0x0000000004F12000-memory.dmpFilesize
1.6MB
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memory/1308-61-0x000000006F650000-0x000000006FBFB000-memory.dmpFilesize
5.7MB
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memory/1308-62-0x000000006F650000-0x000000006FBFB000-memory.dmpFilesize
5.7MB
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memory/1308-60-0x000000006F650000-0x000000006FBFB000-memory.dmpFilesize
5.7MB
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memory/1308-58-0x0000000000000000-mapping.dmp
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memory/1568-76-0x0000000000000000-mapping.dmp
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memory/1648-74-0x0000000000000000-mapping.dmp
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memory/1648-77-0x0000000000140000-0x000000000014A000-memory.dmpFilesize
40KB
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memory/1648-79-0x0000000002020000-0x0000000002323000-memory.dmpFilesize
3.0MB
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memory/1648-78-0x0000000000080000-0x00000000000AF000-memory.dmpFilesize
188KB
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memory/1648-80-0x00000000004A0000-0x0000000000534000-memory.dmpFilesize
592KB
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memory/1648-82-0x0000000000080000-0x00000000000AF000-memory.dmpFilesize
188KB