Analysis
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max time kernel
153s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2023 10:38
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20230831-en
General
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Target
tmp.exe
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Size
710KB
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MD5
493562fc3240d634f797be4a433d72c7
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SHA1
92569595aa0a20d9937bd03525a756dd35059d3b
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SHA256
6b73ab2cf730e26c8609e57d23e09260d6c74db84f29ae6f786129f7a3b6512b
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SHA512
70eb16d06d38d80cc4513962f6fbdeda54e6ec2bc30caa9fb112d3cd355b12c088426c823d3d4a3e315209b3fc908c0339e9cdc8de99462e87eba311f4801a75
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SSDEEP
12288:406gna2iNP1UIkvEbtOgVt3KB6bxxXRZEG/p8fD5mcjtqlg6utz5l96OXaq:XTa1F14ot1aIxxAop+mc0g6MNa
Malware Config
Extracted
formbook
4.1
ro12
start399.com
decyfincoin.com
binguozhijiaok.com
one45.vip
55dy5s.top
regmt.pro
2ahxgaafifl.com
xn--6rtp2flvfc2h.com
justinmburns.com
los3.online
fleshaaikensdivinegiven7llc.com
servicedelv.services
apexcaryhomesforsale.com
shuraop.xyz
sagetotal.com
gratitude-et-compagnie.com
riderarea.com
digitalserviceact.online
contentbyc.com
agenda-digital-planner.com
senior-living-91799.bond
navigationexperiments.com
tiktok-shop-he.com
qualityquickprints.com
ddbetting.com
navigatenuggets.com
indiannaturals.online
xzgx360.com
xlrj.asia
seagaming.net
saltcasing.info
pq-es.com
doubleapus.com
speedgallery.shop
millions-fans.com
ktrandnews.com
niaeoer.com
60plusmen.com
nala.dev
costanotaryservice.com
palokallio.net
sportsynergyemporium.fun
fathomtackle.com
computer-chronicles.com
valeriaestate.com
holzleisten24.shop
ps212naming.com
blessed-autos.com
rptiki.com
bjykswkj.com
vorbergh.info
ssongg273.cfd
thevitaminstore.store
easyeats307.com
mcied.link
ssongg1620.cfd
y-12federalcreditunion.top
jlh777.com
no5th3267.top
toolifyonline.com
hcsjwdy.com
ypwvj8.top
hja357b.com
bajie6.com
pwpholdings.com
Signatures
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Formbook payload 4 IoCs
Processes:
resource yara_rule behavioral2/memory/1432-12-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral2/memory/1432-17-0x0000000000400000-0x000000000042F000-memory.dmp formbook behavioral2/memory/2640-22-0x0000000001030000-0x000000000105F000-memory.dmp formbook behavioral2/memory/2640-24-0x0000000001030000-0x000000000105F000-memory.dmp formbook -
Suspicious use of SetThreadContext 3 IoCs
Processes:
tmp.exetmp.exeNETSTAT.EXEdescription pid Process procid_target PID 2540 set thread context of 1432 2540 tmp.exe 90 PID 1432 set thread context of 3136 1432 tmp.exe 13 PID 2640 set thread context of 3136 2640 NETSTAT.EXE 13 -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
NETSTAT.EXEpid Process 2640 NETSTAT.EXE -
Suspicious behavior: EnumeratesProcesses 48 IoCs
Processes:
tmp.exetmp.exeNETSTAT.EXEpid Process 2540 tmp.exe 2540 tmp.exe 2540 tmp.exe 2540 tmp.exe 2540 tmp.exe 2540 tmp.exe 1432 tmp.exe 1432 tmp.exe 1432 tmp.exe 1432 tmp.exe 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE 2640 NETSTAT.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid Process 3136 Explorer.EXE -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
tmp.exeNETSTAT.EXEpid Process 1432 tmp.exe 1432 tmp.exe 1432 tmp.exe 2640 NETSTAT.EXE 2640 NETSTAT.EXE -
Suspicious use of AdjustPrivilegeToken 7 IoCs
Processes:
tmp.exetmp.exeNETSTAT.EXEExplorer.EXEdescription pid Process Token: SeDebugPrivilege 2540 tmp.exe Token: SeDebugPrivilege 1432 tmp.exe Token: SeDebugPrivilege 2640 NETSTAT.EXE Token: SeShutdownPrivilege 3136 Explorer.EXE Token: SeCreatePagefilePrivilege 3136 Explorer.EXE Token: SeShutdownPrivilege 3136 Explorer.EXE Token: SeCreatePagefilePrivilege 3136 Explorer.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
tmp.exeExplorer.EXENETSTAT.EXEdescription pid Process procid_target PID 2540 wrote to memory of 1432 2540 tmp.exe 90 PID 2540 wrote to memory of 1432 2540 tmp.exe 90 PID 2540 wrote to memory of 1432 2540 tmp.exe 90 PID 2540 wrote to memory of 1432 2540 tmp.exe 90 PID 2540 wrote to memory of 1432 2540 tmp.exe 90 PID 2540 wrote to memory of 1432 2540 tmp.exe 90 PID 3136 wrote to memory of 2640 3136 Explorer.EXE 91 PID 3136 wrote to memory of 2640 3136 Explorer.EXE 91 PID 3136 wrote to memory of 2640 3136 Explorer.EXE 91 PID 2640 wrote to memory of 4428 2640 NETSTAT.EXE 92 PID 2640 wrote to memory of 4428 2640 NETSTAT.EXE 92 PID 2640 wrote to memory of 4428 2640 NETSTAT.EXE 92
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1432
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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
PID:2640 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\tmp.exe"3⤵PID:4428
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