Analysis
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max time kernel
153s -
max time network
149s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
05-11-2021 07:30
Static task
static1
Behavioral task
behavioral1
Sample
online_pdf.com.exe
Resource
win7-en-20211104
General
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Target
online_pdf.com.exe
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Size
491KB
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MD5
3cdbec5b22be037209b38ea585de4a50
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SHA1
f904a637406954b6d613152a0bbebfccc514dc3e
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SHA256
25439bd1af262e2afc1fffd901a00d423a77b1da0a6b5c23302e4744b5e0116a
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SHA512
da8fe366ca35b4eea7c998e0456baa6a5bff1cdca014564e0803823b89bfa5c55206e7f83dbfb6b8e38963ff194e9454001ac00c91cdd37c47801b17ce1aae96
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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Formbook Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/2660-116-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral2/memory/2660-117-0x000000000041F200-mapping.dmp formbook behavioral2/memory/3340-125-0x0000000000CF0000-0x0000000000D1F000-memory.dmp formbook -
Loads dropped DLL 1 IoCs
Processes:
online_pdf.com.exepid process 2732 online_pdf.com.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
online_pdf.com.exeonline_pdf.com.execmd.exedescription pid process target process PID 2732 set thread context of 2660 2732 online_pdf.com.exe online_pdf.com.exe PID 2660 set thread context of 3020 2660 online_pdf.com.exe Explorer.EXE PID 3340 set thread context of 3020 3340 cmd.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 58 IoCs
Processes:
online_pdf.com.execmd.exepid process 2660 online_pdf.com.exe 2660 online_pdf.com.exe 2660 online_pdf.com.exe 2660 online_pdf.com.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe 3340 cmd.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 3020 Explorer.EXE -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
online_pdf.com.execmd.exepid process 2660 online_pdf.com.exe 2660 online_pdf.com.exe 2660 online_pdf.com.exe 3340 cmd.exe 3340 cmd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
online_pdf.com.execmd.exedescription pid process Token: SeDebugPrivilege 2660 online_pdf.com.exe Token: SeDebugPrivilege 3340 cmd.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
online_pdf.com.exeExplorer.EXEcmd.exedescription pid process target process PID 2732 wrote to memory of 2660 2732 online_pdf.com.exe online_pdf.com.exe PID 2732 wrote to memory of 2660 2732 online_pdf.com.exe online_pdf.com.exe PID 2732 wrote to memory of 2660 2732 online_pdf.com.exe online_pdf.com.exe PID 2732 wrote to memory of 2660 2732 online_pdf.com.exe online_pdf.com.exe PID 2732 wrote to memory of 2660 2732 online_pdf.com.exe online_pdf.com.exe PID 2732 wrote to memory of 2660 2732 online_pdf.com.exe online_pdf.com.exe PID 3020 wrote to memory of 3340 3020 Explorer.EXE cmd.exe PID 3020 wrote to memory of 3340 3020 Explorer.EXE cmd.exe PID 3020 wrote to memory of 3340 3020 Explorer.EXE cmd.exe PID 3340 wrote to memory of 2640 3340 cmd.exe cmd.exe PID 3340 wrote to memory of 2640 3340 cmd.exe cmd.exe PID 3340 wrote to memory of 2640 3340 cmd.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\online_pdf.com.exe"C:\Users\Admin\AppData\Local\Temp\online_pdf.com.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\online_pdf.com.exe"C:\Users\Admin\AppData\Local\Temp\online_pdf.com.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\SysWOW64\cmd.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\online_pdf.com.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\nsqDEE8.tmp\apqan.dllMD5
3fd39c9847bb4b594952834b7fdf24e6
SHA196f52b1cc8dc965984063b745b801d3bba95ff27
SHA2565f16dc9d03fc218e2ec3bbe921603f5aab9377747f6bb7440435e56f6dbde816
SHA5123a899c04bf6cebd9ac495941cb82a37bfc6789eb073a4a9b31602213542d6e7f66111ddf4d9970fba8149a1e9adf8aea6f272e7716b3f23d67beafd677d38305
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memory/2640-123-0x0000000000000000-mapping.dmp
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memory/2660-116-0x0000000000400000-0x000000000042F000-memory.dmpFilesize
188KB
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memory/2660-117-0x000000000041F200-mapping.dmp
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memory/2660-120-0x00000000009D0000-0x00000000009E5000-memory.dmpFilesize
84KB
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memory/2660-119-0x0000000000AD0000-0x0000000000DF0000-memory.dmpFilesize
3.1MB
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memory/3020-128-0x0000000005F40000-0x0000000006052000-memory.dmpFilesize
1.1MB
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memory/3020-121-0x0000000006430000-0x00000000065CE000-memory.dmpFilesize
1.6MB
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memory/3340-122-0x0000000000000000-mapping.dmp
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memory/3340-125-0x0000000000CF0000-0x0000000000D1F000-memory.dmpFilesize
188KB
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memory/3340-126-0x00000000037A0000-0x0000000003AC0000-memory.dmpFilesize
3.1MB
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memory/3340-127-0x0000000003670000-0x0000000003704000-memory.dmpFilesize
592KB
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memory/3340-124-0x0000000000DE0000-0x0000000000E39000-memory.dmpFilesize
356KB