Analysis
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max time kernel
152s -
max time network
172s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
22-05-2022 05:20
Static task
static1
Behavioral task
behavioral1
Sample
catzx.exe
Resource
win7-20220414-en
General
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Target
catzx.exe
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Size
851KB
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MD5
e1731c2db19a1b2264946e001c26aad5
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SHA1
7044f00a4512c634b2aee0efa360f03e1f8a66e3
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SHA256
0fb2dc0a2ad27a832050c14675e3d816920c0a290bffece8ba6a0245b3eaecc6
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SHA512
556a962b93b34dcb52f69ab9e48412b1643124e1ef3e8ec982ff66ed77f40253f3eb902d4293261301ff10c7761a5f044e0c7ae935a4d423b7252c530004a2d4
Malware Config
Extracted
xloader
2.5
r007
trashpandaservice.com
mobileads.network
ascolstore.com
gelsinextra.com
bonestell.net
heitoll.xyz
ceapgis.com
mon-lapin.biz
miq-eva.com
rematedesillas.com
playingonline.xyz
hausense.quest
tnyzw.com
appsdial.com
addcolor.city
hagenoblog.com
michaelwesleyj.com
she-zain.com
lorhsems.com
karmaserena.com
avatarrooms.com
friendsofrythmia.com
hdnhwy.com
firstnightfanfiction.net
vixflow.com
b8ceex.com
generatespeed.com
vaps02.com
climate-crisis.team
saturdaynightl.com
baro-drom.com
talleyresort.com
doctruyenovergeared.com
mogli-designz.info
politiciantunnel.com
housesyrron.com
troibrown.com
go-svetovanje.com
littlebittech.com
totallyglamplans.com
primeusatv.com
leifengping.com
halalfreshdelivery.com
gumbosgeorgetown.com
alittleraeoflight.com
xn--tckybzdtby655a5tj.xyz
wgassllc.xyz
craftandcloud.com
attorneyyochum.com
cryptocourse.one
bloomintegratedwellness.com
partypirateboatrentals.com
chainmio-top.xyz
mrjsloan.com
merryutilityservices.net
zglingbishi.com
wytchbytch.com
michigansharkettes.com
gerizon.net
texcelmed.com
cafe21-3.com
freemovies123.online
ungalfresh.com
sendungs.com
iot-vn.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 4 IoCs
Processes:
resource yara_rule behavioral1/memory/956-63-0x000000000041D9B0-mapping.dmp xloader behavioral1/memory/956-62-0x0000000000400000-0x000000000042A000-memory.dmp xloader behavioral1/memory/956-65-0x0000000000400000-0x000000000042A000-memory.dmp xloader behavioral1/memory/2004-73-0x00000000000C0000-0x00000000000EA000-memory.dmp xloader -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 892 cmd.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
catzx.execatzx.execolorcpl.exedescription pid process target process PID 1944 set thread context of 956 1944 catzx.exe catzx.exe PID 956 set thread context of 1272 956 catzx.exe Explorer.EXE PID 2004 set thread context of 1272 2004 colorcpl.exe Explorer.EXE -
Suspicious behavior: EnumeratesProcesses 13 IoCs
Processes:
catzx.execolorcpl.exepid process 956 catzx.exe 956 catzx.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe 2004 colorcpl.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
Processes:
catzx.execolorcpl.exepid process 956 catzx.exe 956 catzx.exe 956 catzx.exe 2004 colorcpl.exe 2004 colorcpl.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
catzx.execolorcpl.exedescription pid process Token: SeDebugPrivilege 956 catzx.exe Token: SeDebugPrivilege 2004 colorcpl.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1272 Explorer.EXE 1272 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1272 Explorer.EXE 1272 Explorer.EXE -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
catzx.exeExplorer.EXEcolorcpl.exedescription pid process target process PID 1944 wrote to memory of 956 1944 catzx.exe catzx.exe PID 1944 wrote to memory of 956 1944 catzx.exe catzx.exe PID 1944 wrote to memory of 956 1944 catzx.exe catzx.exe PID 1944 wrote to memory of 956 1944 catzx.exe catzx.exe PID 1944 wrote to memory of 956 1944 catzx.exe catzx.exe PID 1944 wrote to memory of 956 1944 catzx.exe catzx.exe PID 1944 wrote to memory of 956 1944 catzx.exe catzx.exe PID 1272 wrote to memory of 2004 1272 Explorer.EXE colorcpl.exe PID 1272 wrote to memory of 2004 1272 Explorer.EXE colorcpl.exe PID 1272 wrote to memory of 2004 1272 Explorer.EXE colorcpl.exe PID 1272 wrote to memory of 2004 1272 Explorer.EXE colorcpl.exe PID 2004 wrote to memory of 892 2004 colorcpl.exe cmd.exe PID 2004 wrote to memory of 892 2004 colorcpl.exe cmd.exe PID 2004 wrote to memory of 892 2004 colorcpl.exe cmd.exe PID 2004 wrote to memory of 892 2004 colorcpl.exe cmd.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\catzx.exe"C:\Users\Admin\AppData\Local\Temp\catzx.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\catzx.exe"C:\Users\Admin\AppData\Local\Temp\catzx.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\colorcpl.exe"C:\Windows\SysWOW64\colorcpl.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\catzx.exe"3⤵
- Deletes itself
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/892-71-0x0000000000000000-mapping.dmp
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memory/956-66-0x0000000000880000-0x0000000000B83000-memory.dmpFilesize
3.0MB
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memory/956-62-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/956-65-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/956-67-0x0000000000210000-0x0000000000221000-memory.dmpFilesize
68KB
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memory/956-59-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/956-60-0x0000000000400000-0x000000000042A000-memory.dmpFilesize
168KB
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memory/956-63-0x000000000041D9B0-mapping.dmp
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memory/1272-76-0x0000000007250000-0x00000000073B1000-memory.dmpFilesize
1.4MB
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memory/1272-68-0x00000000070B0000-0x0000000007243000-memory.dmpFilesize
1.6MB
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memory/1944-57-0x00000000054C0000-0x0000000005552000-memory.dmpFilesize
584KB
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memory/1944-56-0x00000000003F0000-0x00000000003FA000-memory.dmpFilesize
40KB
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memory/1944-58-0x0000000000B40000-0x0000000000B76000-memory.dmpFilesize
216KB
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memory/1944-55-0x00000000765C1000-0x00000000765C3000-memory.dmpFilesize
8KB
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memory/1944-54-0x0000000001260000-0x000000000133C000-memory.dmpFilesize
880KB
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memory/2004-69-0x0000000000000000-mapping.dmp
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memory/2004-72-0x0000000000D30000-0x0000000000D48000-memory.dmpFilesize
96KB
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memory/2004-73-0x00000000000C0000-0x00000000000EA000-memory.dmpFilesize
168KB
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memory/2004-74-0x0000000002150000-0x0000000002453000-memory.dmpFilesize
3.0MB
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memory/2004-75-0x00000000009A0000-0x0000000000A30000-memory.dmpFilesize
576KB