Analysis
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max time kernel
162s -
max time network
171s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
08-10-2021 08:10
Static task
static1
Behavioral task
behavioral1
Sample
INVPRF2100114_pdf.exe
Resource
win7v20210408
General
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Target
INVPRF2100114_pdf.exe
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Size
412KB
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MD5
08be9eb13ce48889a767c1faf80fc855
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SHA1
4f8c369ff1be2d9e02594b971ee24f4a2c8e18c9
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SHA256
7b5de7135bd7e3c2eb98a94977c138597d357def8a9851a8df3ee442f83ec737
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SHA512
5ccbdf445507b85c5b4595b430e26b5306d30abfe60047f5d2438a3294013a93cbf8d1136ab009b1cda87a5f662fb8ca5683a11ecb60a9636a0c2155c6d9d3b4
Malware Config
Extracted
xloader
2.5
euzn
http://www.heser.net/euzn/
235296tyc.com
gold12guide.art
baibuaherb.com
weberwines.tax
chezvitoria.com
aidenb.tech
pitchdeckservice.com
surgeryforfdf.xyz
workunvaccinated.com
hrtaro.com
yourotcs.com
sonimultispecialityclinic.com
consultantadvisors.com
pentesting-consulting.com
dantechs.digital
longshifa.online
taweilai.net
imyusuke.com
cashndashfinancial.com
fasiglimt.quest
jakital.com
graywolfdesign.com
pepeavatar.com
predixlogisticscourier.com
football-transfer-news.pro
herbalmedication.xyz
esd66.com
janesgalant.quest
abcrefreshments.com
chaoxy.com
rediscoveringyouhealing.com
mcrjadr5.xyz
n4sins.com
faithful-presence.com
013yu.xyz
isystemslanka.com
newbeautydk.com
ethiopia-info.com
hgaffiliates.net
anodynemedicalmassage.com
esohgroup.com
clinicamonicabarros.com
rafathecook.com
londonescort.xyz
dreamites.com
webtiyan.com
cnnautorepair.com
soposhshop.com
aarohaninsight2021.com
arceprojects.com
mecasso.store
mirai-energy.com
barwg.com
angeescollections-shop.com
xinlishiqiaoqiao.xyz
linuxsauce.net
dirbn.com
anandiaper.xyz
blackpanther.online
livinwoodbridgefarms.com
diepraxiskommunikation.com
radiosaptshahid.com
gofieldtest.com
minxtales.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 3 IoCs
Processes:
resource yara_rule behavioral2/memory/1112-124-0x0000000000400000-0x0000000000429000-memory.dmp xloader behavioral2/memory/1112-125-0x000000000041D420-mapping.dmp xloader behavioral2/memory/3580-132-0x0000000000580000-0x00000000005A9000-memory.dmp xloader -
Suspicious use of SetThreadContext 3 IoCs
Processes:
INVPRF2100114_pdf.exeINVPRF2100114_pdf.exeNETSTAT.EXEdescription pid process target process PID 2396 set thread context of 1112 2396 INVPRF2100114_pdf.exe INVPRF2100114_pdf.exe PID 1112 set thread context of 3028 1112 INVPRF2100114_pdf.exe Explorer.EXE PID 3580 set thread context of 3028 3580 NETSTAT.EXE Explorer.EXE -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
NETSTAT.EXEpid process 3580 NETSTAT.EXE -
Suspicious behavior: EnumeratesProcesses 40 IoCs
Processes:
INVPRF2100114_pdf.exeNETSTAT.EXEpid process 1112 INVPRF2100114_pdf.exe 1112 INVPRF2100114_pdf.exe 1112 INVPRF2100114_pdf.exe 1112 INVPRF2100114_pdf.exe 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE 3580 NETSTAT.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 3028 Explorer.EXE -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
INVPRF2100114_pdf.exeNETSTAT.EXEpid process 1112 INVPRF2100114_pdf.exe 1112 INVPRF2100114_pdf.exe 1112 INVPRF2100114_pdf.exe 3580 NETSTAT.EXE 3580 NETSTAT.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
INVPRF2100114_pdf.exeNETSTAT.EXEdescription pid process Token: SeDebugPrivilege 1112 INVPRF2100114_pdf.exe Token: SeDebugPrivilege 3580 NETSTAT.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
INVPRF2100114_pdf.exeExplorer.EXENETSTAT.EXEdescription pid process target process PID 2396 wrote to memory of 1112 2396 INVPRF2100114_pdf.exe INVPRF2100114_pdf.exe PID 2396 wrote to memory of 1112 2396 INVPRF2100114_pdf.exe INVPRF2100114_pdf.exe PID 2396 wrote to memory of 1112 2396 INVPRF2100114_pdf.exe INVPRF2100114_pdf.exe PID 2396 wrote to memory of 1112 2396 INVPRF2100114_pdf.exe INVPRF2100114_pdf.exe PID 2396 wrote to memory of 1112 2396 INVPRF2100114_pdf.exe INVPRF2100114_pdf.exe PID 2396 wrote to memory of 1112 2396 INVPRF2100114_pdf.exe INVPRF2100114_pdf.exe PID 3028 wrote to memory of 3580 3028 Explorer.EXE NETSTAT.EXE PID 3028 wrote to memory of 3580 3028 Explorer.EXE NETSTAT.EXE PID 3028 wrote to memory of 3580 3028 Explorer.EXE NETSTAT.EXE PID 3580 wrote to memory of 3756 3580 NETSTAT.EXE cmd.exe PID 3580 wrote to memory of 3756 3580 NETSTAT.EXE cmd.exe PID 3580 wrote to memory of 3756 3580 NETSTAT.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\INVPRF2100114_pdf.exe"C:\Users\Admin\AppData\Local\Temp\INVPRF2100114_pdf.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\INVPRF2100114_pdf.exe"C:\Users\Admin\AppData\Local\Temp\INVPRF2100114_pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\NETSTAT.EXE"C:\Windows\SysWOW64\NETSTAT.EXE"2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- 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\INVPRF2100114_pdf.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1112-124-0x0000000000400000-0x0000000000429000-memory.dmpFilesize
164KB
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memory/1112-127-0x0000000001200000-0x0000000001520000-memory.dmpFilesize
3.1MB
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memory/1112-128-0x0000000000F00000-0x0000000000F11000-memory.dmpFilesize
68KB
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memory/1112-125-0x000000000041D420-mapping.dmp
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memory/2396-121-0x0000000005100000-0x00000000055FE000-memory.dmpFilesize
5.0MB
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memory/2396-117-0x0000000005600000-0x0000000005601000-memory.dmpFilesize
4KB
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memory/2396-122-0x0000000005180000-0x000000000518A000-memory.dmpFilesize
40KB
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memory/2396-123-0x0000000005F30000-0x0000000005F7B000-memory.dmpFilesize
300KB
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memory/2396-120-0x00000000054A0000-0x00000000054A1000-memory.dmpFilesize
4KB
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memory/2396-119-0x0000000005140000-0x0000000005141000-memory.dmpFilesize
4KB
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memory/2396-118-0x00000000051A0000-0x00000000051A1000-memory.dmpFilesize
4KB
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memory/2396-115-0x0000000000890000-0x0000000000891000-memory.dmpFilesize
4KB
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memory/3028-129-0x00000000065B0000-0x0000000006725000-memory.dmpFilesize
1.5MB
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memory/3028-136-0x0000000005750000-0x00000000058B2000-memory.dmpFilesize
1.4MB
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memory/3580-130-0x0000000000000000-mapping.dmp
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memory/3580-131-0x0000000001240000-0x000000000124B000-memory.dmpFilesize
44KB
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memory/3580-132-0x0000000000580000-0x00000000005A9000-memory.dmpFilesize
164KB
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memory/3580-133-0x0000000003250000-0x0000000003570000-memory.dmpFilesize
3.1MB
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memory/3580-135-0x0000000000DA0000-0x0000000000E30000-memory.dmpFilesize
576KB
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memory/3756-134-0x0000000000000000-mapping.dmp