Analysis
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max time kernel
148s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21/06/2022, 08:56
Static task
static1
Behavioral task
behavioral1
Sample
vbc (2).exe
Resource
win7-20220414-en
General
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Target
vbc (2).exe
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Size
99KB
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MD5
fc2ab61fce7f203add8bd65a77df7de5
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SHA1
423261d0362864ecc99f05a726a940b33b69f5df
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SHA256
9454ba36d9a763b8543f599961cafb7a33397340ccb59b17921748771d49cd43
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SHA512
5c91637dd9083b7a1c98ccf0ad852582710ffe2d733e285e733439a1a0cae3535a1b2473f7d8e6a83ebc0545a106d806c896ae84d62bbe76077dfaeac8686e79
Malware Config
Extracted
xloader
2.6
uu0p
easeupp.com
ffffcc.xyz
commercialsymposium.com
bahamascargologistics.com
avajwelr.xyz
flipwatch.xyz
serprobumar.com
zlasher.store
zxlsn6.com
xiaojiaowanwan.com
hrkpacking.com
visitprnow.com
stkjzz.com
printfusion.net
blackoakssavannah.com
yuiseika.com
watnefarms.com
oneclickmsp.com
niu-tou.com
wholytraffic.com
selfplce.com
05mac.com
galaxy-med-systems.com
fokustestvoronka.online
enhandednice.com
ojay.xyz
silvermilecap.com
purintonco.online
halvesnwholes.com
visionsbeyondthelight.com
weightin.gold
doublelotusacu.com
mingoenterprises.net
kilostunners.store
hoken-soudan.life
frontporchbliss.com
meditransit.net
supertiresandwheels.com
novusr.com
sinvrealestate.com
princesscuttexas.com
chappyportal.com
jca-okayama.com
apefestotherside.com
yvesmoreaux.com
etsportscenter.net
needel.online
daidokorokara.net
aih.healthcare
click-tokens.com
frontrangeimages.com
lmwyldjkl2.top
ut1r92k4.xyz
the13thflooraustin.com
0531ddcc.com
souduresmartin.com
alphadegenclub.com
enjoypresenting.com
inter-ascot.com
obsidiancult.com
zxlh03.top
enoccomunicaciones.com
nft-coinsbase.com
cocovale.design
wona-nyc.com
Signatures
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suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
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Xloader Payload 6 IoCs
resource yara_rule behavioral1/memory/1776-64-0x0000000000400000-0x000000000042B000-memory.dmp xloader behavioral1/memory/1776-65-0x000000000041F260-mapping.dmp xloader behavioral1/memory/1776-67-0x0000000000400000-0x000000000042B000-memory.dmp xloader behavioral1/memory/1776-75-0x0000000000400000-0x000000000042B000-memory.dmp xloader behavioral1/memory/608-78-0x00000000000D0000-0x00000000000FB000-memory.dmp xloader behavioral1/memory/608-83-0x00000000000D0000-0x00000000000FB000-memory.dmp xloader -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 1980 set thread context of 1776 1980 vbc (2).exe 30 PID 1776 set thread context of 1352 1776 InstallUtil.exe 15 PID 1776 set thread context of 1352 1776 InstallUtil.exe 15 PID 608 set thread context of 1352 608 cmstp.exe 15 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Delays execution with timeout.exe 1 IoCs
pid Process 1760 timeout.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1980 vbc (2).exe 1776 InstallUtil.exe 1776 InstallUtil.exe 1776 InstallUtil.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe 608 cmstp.exe -
Suspicious behavior: MapViewOfSection 6 IoCs
pid Process 1776 InstallUtil.exe 1776 InstallUtil.exe 1776 InstallUtil.exe 1776 InstallUtil.exe 608 cmstp.exe 608 cmstp.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1980 vbc (2).exe Token: SeDebugPrivilege 1776 InstallUtil.exe Token: SeDebugPrivilege 608 cmstp.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 1980 wrote to memory of 2028 1980 vbc (2).exe 27 PID 1980 wrote to memory of 2028 1980 vbc (2).exe 27 PID 1980 wrote to memory of 2028 1980 vbc (2).exe 27 PID 1980 wrote to memory of 2028 1980 vbc (2).exe 27 PID 2028 wrote to memory of 1760 2028 cmd.exe 29 PID 2028 wrote to memory of 1760 2028 cmd.exe 29 PID 2028 wrote to memory of 1760 2028 cmd.exe 29 PID 2028 wrote to memory of 1760 2028 cmd.exe 29 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1980 wrote to memory of 1776 1980 vbc (2).exe 30 PID 1352 wrote to memory of 608 1352 Explorer.EXE 31 PID 1352 wrote to memory of 608 1352 Explorer.EXE 31 PID 1352 wrote to memory of 608 1352 Explorer.EXE 31 PID 1352 wrote to memory of 608 1352 Explorer.EXE 31 PID 1352 wrote to memory of 608 1352 Explorer.EXE 31 PID 1352 wrote to memory of 608 1352 Explorer.EXE 31 PID 1352 wrote to memory of 608 1352 Explorer.EXE 31 PID 608 wrote to memory of 1480 608 cmstp.exe 32 PID 608 wrote to memory of 1480 608 cmstp.exe 32 PID 608 wrote to memory of 1480 608 cmstp.exe 32 PID 608 wrote to memory of 1480 608 cmstp.exe 32
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of WriteProcessMemory
PID:1352 -
C:\Users\Admin\AppData\Local\Temp\vbc (2).exe"C:\Users\Admin\AppData\Local\Temp\vbc (2).exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 203⤵
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Windows\SysWOW64\timeout.exetimeout 204⤵
- Delays execution with timeout.exe
PID:1760
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1776
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C:\Windows\SysWOW64\cmstp.exe"C:\Windows\SysWOW64\cmstp.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:608 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"3⤵PID:1480
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