Analysis
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max time kernel
150s -
max time network
144s -
platform
windows7_x64 -
resource
win7-en-20211104 -
submitted
10-11-2021 14:08
Static task
static1
Behavioral task
behavioral1
Sample
order_pdf.exe
Resource
win7-en-20211104
General
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Target
order_pdf.exe
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Size
558KB
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MD5
f701380621cd00eaebe9be15aab38322
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SHA1
0ed1622d9293863e74abf12997ddbb907e9740fc
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SHA256
5897e2feb000fd14575cb3dd4e871c2cc2374c3811ab51a9cf4ff49a46f05689
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SHA512
034b55e4845b55e8f1160f1bc2ef3643a5638be36887bca1f55c5e865c82246c7d05513003d7da4457e6a7f02715eb90cbdad5f69503fac64e75993d769b2f53
Malware Config
Extracted
formbook
4.1
dn7r
http://www.yourherogarden.net/dn7r/
eventphotographerdfw.com
thehalalcoinstaking.com
philipfaziofineart.com
intercoh.com
gaiaseyephotography.com
chatbotforrealestate.com
lovelancemg.com
marlieskasberger.com
elcongoenespanol.info
lepirecredit.com
distribution-concept.com
e99game.com
exit11festival.com
twodollartoothbrushclub.com
cocktailsandlawn.com
performimprove.network
24horas-telefono-11840.com
cosmossify.com
kellenleote.com
perovskite.energy
crosschain.services
xiwanghe.com
mollycayton.com
bonipay.com
uuwyxc.com
viberiokno-online.com
mobceo.com
menzelna.com
tiffaniefoster.com
premiumautowesthartford.com
ownhome.house
bestmartinshop.com
splashstoreofficial.com
guidemining.com
ecshopdemo.com
bestprinting1.com
s-circle2020.com
ncagency.info
easydigitalzone.com
reikiforthecollective.com
theknottteam.com
evolvedpixel.com
japxo.online
ryansqualityrenovations.com
dentimagenquito.net
pantherprints.co.uk
apoporangi.com
thietkemietvuon.net
ifernshop.com
casaruralesgranada.com
camp-3saumons.com
eddsucks.com
blwcd.com
deldlab.com
susanperb.com
autosanitizingsolutions.com
femhouse.com
ironcageclash.com
thekinghealer.com
shaghayeghbovand.com
advertfaces.com
lonriley.com
mased-world.online
mythicspacex.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 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1212-57-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral1/memory/1212-58-0x000000000041F200-mapping.dmp formbook behavioral1/memory/1376-66-0x00000000000D0000-0x00000000000FF000-memory.dmp formbook -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1696 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
order_pdf.exepid process 976 order_pdf.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
order_pdf.exeorder_pdf.exewscript.exedescription pid process target process PID 976 set thread context of 1212 976 order_pdf.exe order_pdf.exe PID 1212 set thread context of 1412 1212 order_pdf.exe Explorer.EXE PID 1376 set thread context of 1412 1376 wscript.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 30 IoCs
Processes:
order_pdf.exewscript.exepid process 1212 order_pdf.exe 1212 order_pdf.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe 1376 wscript.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 1412 Explorer.EXE -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
order_pdf.exewscript.exepid process 1212 order_pdf.exe 1212 order_pdf.exe 1212 order_pdf.exe 1376 wscript.exe 1376 wscript.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
order_pdf.exewscript.exedescription pid process Token: SeDebugPrivilege 1212 order_pdf.exe Token: SeDebugPrivilege 1376 wscript.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1412 Explorer.EXE 1412 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1412 Explorer.EXE 1412 Explorer.EXE -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
order_pdf.exeExplorer.EXEwscript.exedescription pid process target process PID 976 wrote to memory of 1212 976 order_pdf.exe order_pdf.exe PID 976 wrote to memory of 1212 976 order_pdf.exe order_pdf.exe PID 976 wrote to memory of 1212 976 order_pdf.exe order_pdf.exe PID 976 wrote to memory of 1212 976 order_pdf.exe order_pdf.exe PID 976 wrote to memory of 1212 976 order_pdf.exe order_pdf.exe PID 976 wrote to memory of 1212 976 order_pdf.exe order_pdf.exe PID 976 wrote to memory of 1212 976 order_pdf.exe order_pdf.exe PID 1412 wrote to memory of 1376 1412 Explorer.EXE wscript.exe PID 1412 wrote to memory of 1376 1412 Explorer.EXE wscript.exe PID 1412 wrote to memory of 1376 1412 Explorer.EXE wscript.exe PID 1412 wrote to memory of 1376 1412 Explorer.EXE wscript.exe PID 1376 wrote to memory of 1696 1376 wscript.exe cmd.exe PID 1376 wrote to memory of 1696 1376 wscript.exe cmd.exe PID 1376 wrote to memory of 1696 1376 wscript.exe cmd.exe PID 1376 wrote to memory of 1696 1376 wscript.exe cmd.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\order_pdf.exe"C:\Users\Admin\AppData\Local\Temp\order_pdf.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\order_pdf.exe"C:\Users\Admin\AppData\Local\Temp\order_pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\wscript.exe"C:\Windows\SysWOW64\wscript.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:\Users\Admin\AppData\Local\Temp\order_pdf.exe"3⤵
- Deletes itself
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\nstE976.tmp\zbjmehtgrem.dllMD5
4ab3ba7ed270a7000329c389fc2ea1ca
SHA173c7a6e08cc614890d7c7af9465050ec79a4b31d
SHA256d9eac565c15e1ebb04f1470737155fdbad92e27d070375ad478e3a946b6d84e9
SHA512878f23852d79864d270db94e18331eb479632a962554bb79fa2430dd3365f0a3d2bf658ca62742bed802b391e6915e70b2ddac16e925ff511cdeb4ebc9f4151f
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memory/976-55-0x0000000075C51000-0x0000000075C53000-memory.dmpFilesize
8KB
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memory/1212-57-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/1212-58-0x000000000041F200-mapping.dmp
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memory/1212-60-0x00000000008C0000-0x0000000000BC3000-memory.dmpFilesize
3.0MB
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memory/1212-61-0x0000000000480000-0x0000000000495000-memory.dmpFilesize
84KB
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memory/1376-64-0x0000000000750000-0x0000000000776000-memory.dmpFilesize
152KB
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memory/1376-63-0x0000000000000000-mapping.dmp
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memory/1376-65-0x0000000001FE0000-0x00000000022E3000-memory.dmpFilesize
3.0MB
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memory/1376-66-0x00000000000D0000-0x00000000000FF000-memory.dmpFilesize
188KB
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memory/1376-68-0x0000000001ED0000-0x0000000001F64000-memory.dmpFilesize
592KB
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memory/1412-62-0x0000000006D10000-0x0000000006E19000-memory.dmpFilesize
1.0MB
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memory/1412-69-0x0000000007CE0000-0x0000000007E5E000-memory.dmpFilesize
1.5MB
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memory/1696-67-0x0000000000000000-mapping.dmp