Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
19-05-2022 14:05
Static task
static1
General
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Target
fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe
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Size
260KB
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MD5
27fe38ce70fca4c4526c07a42449f11e
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SHA1
cd9243f1b525d08290f1bb2c428235a40e0a423e
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SHA256
fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990
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SHA512
d68a45d7c19e2a13da3e68b17823578e4e0cd17e949931b90d1fb211ffee3d46f90acf28e1b93b76435c6f8c5da4050150e993c8e7d6a4d5af5114702d155d80
Malware Config
Extracted
xloader
2.6
be4o
laboratoriobioixcha.com
tictocperushop.online
wild-oceans.com
belaruscountry.com
kicktmall.com
fitcoinweb.tech
mores.one
gogear.one
gxrcksy.com
samrcq.com
impossible-icecream.com
bravesxx.com
bookchainart.com
sleepsolutionsofmboro.com
ocbrazilbusinessclub.com
advisor76.xyz
xitaotech.com
mgsdtytifgf3414.xyz
johnson-brown.net
cr3drt.com
virtualtourpro.store
transporteriocristal.com
fjbingjiang.com
minecraftrojectx.site
ttrcb.com
sexlarab.com
cxzczc2.online
doorsmm.com
weisbergiegal.com
skythinks.com
schoolsuperaty.com
swampbucketkids.com
networklogicsa.com
businessevs.com
gulfcoastclinicchiro.com
milliards.xyz
moviesquery.com
cycletostack.com
c0wkvo.com
inkingthings.net
cookvillecampgroundvt.com
rajeshprinters.com
binge-bane.biz
ginger9632-voice.cloud
1nfo-post.com
unta.xyz
liuhumu.com
khandaia.info
ha01qnscvts0l.xyz
liert.site
allflowmedia.com
6ibnuj9t.xyz
embravewise.com
responsabilities.com
apexges.com
ola-speechtherapy.com
pristinefarmlands.com
adaraateristiayote.store
journeyhomemeditation.com
96238.top
nosipokip.site
itt-service.com
bw590jumpb.xyz
relieveyourdog.com
qiyeweiiliaoo0428.com
Signatures
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suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
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suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
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Xloader Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/5056-133-0x0000000000400000-0x000000000042B000-memory.dmp xloader behavioral1/memory/5056-135-0x0000000000400000-0x000000000042B000-memory.dmp xloader behavioral1/memory/4440-144-0x0000000000FB0000-0x0000000000FDB000-memory.dmp xloader -
Executes dropped EXE 1 IoCs
Processes:
audiodgtjo.exepid process 3452 audiodgtjo.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Uses the VBS compiler for execution 1 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
NETSTAT.EXEdescription ioc process Key created \Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run NETSTAT.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HJPDH8LXCNYT = "C:\\Program Files (x86)\\Zwrj\\audiodgtjo.exe" NETSTAT.EXE -
Suspicious use of SetThreadContext 4 IoCs
Processes:
fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exevbc.exeNETSTAT.EXEdescription pid process target process PID 4836 set thread context of 5056 4836 fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe vbc.exe PID 5056 set thread context of 3116 5056 vbc.exe Explorer.EXE PID 5056 set thread context of 3116 5056 vbc.exe Explorer.EXE PID 4440 set thread context of 3116 4440 NETSTAT.EXE Explorer.EXE -
Drops file in Program Files directory 4 IoCs
Processes:
NETSTAT.EXEExplorer.EXEdescription ioc process File opened for modification C:\Program Files (x86)\Zwrj\audiodgtjo.exe NETSTAT.EXE File opened for modification C:\Program Files (x86)\Zwrj Explorer.EXE File created C:\Program Files (x86)\Zwrj\audiodgtjo.exe Explorer.EXE File opened for modification C:\Program Files (x86)\Zwrj\audiodgtjo.exe Explorer.EXE -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
NETSTAT.EXEpid process 4440 NETSTAT.EXE -
Processes:
NETSTAT.EXEdescription ioc process Key created \Registry\User\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 NETSTAT.EXE -
Suspicious behavior: EnumeratesProcesses 54 IoCs
Processes:
vbc.exeNETSTAT.EXEpid process 5056 vbc.exe 5056 vbc.exe 5056 vbc.exe 5056 vbc.exe 5056 vbc.exe 5056 vbc.exe 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 3116 Explorer.EXE -
Suspicious behavior: MapViewOfSection 8 IoCs
Processes:
vbc.exeNETSTAT.EXEpid process 5056 vbc.exe 5056 vbc.exe 5056 vbc.exe 5056 vbc.exe 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE 4440 NETSTAT.EXE -
Suspicious use of AdjustPrivilegeToken 10 IoCs
Processes:
vbc.exeNETSTAT.EXEExplorer.EXEdescription pid process Token: SeDebugPrivilege 5056 vbc.exe Token: SeDebugPrivilege 4440 NETSTAT.EXE Token: SeShutdownPrivilege 3116 Explorer.EXE Token: SeCreatePagefilePrivilege 3116 Explorer.EXE Token: SeShutdownPrivilege 3116 Explorer.EXE Token: SeCreatePagefilePrivilege 3116 Explorer.EXE Token: SeShutdownPrivilege 3116 Explorer.EXE Token: SeCreatePagefilePrivilege 3116 Explorer.EXE Token: SeShutdownPrivilege 3116 Explorer.EXE Token: SeCreatePagefilePrivilege 3116 Explorer.EXE -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exevbc.exeNETSTAT.EXEExplorer.EXEdescription pid process target process PID 4836 wrote to memory of 5056 4836 fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe vbc.exe PID 4836 wrote to memory of 5056 4836 fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe vbc.exe PID 4836 wrote to memory of 5056 4836 fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe vbc.exe PID 4836 wrote to memory of 5056 4836 fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe vbc.exe PID 4836 wrote to memory of 5056 4836 fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe vbc.exe PID 4836 wrote to memory of 5056 4836 fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe vbc.exe PID 5056 wrote to memory of 4440 5056 vbc.exe NETSTAT.EXE PID 5056 wrote to memory of 4440 5056 vbc.exe NETSTAT.EXE PID 5056 wrote to memory of 4440 5056 vbc.exe NETSTAT.EXE PID 4440 wrote to memory of 4340 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 4340 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 4340 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 2620 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 2620 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 2620 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 1764 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 1764 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 1764 4440 NETSTAT.EXE cmd.exe PID 4440 wrote to memory of 3844 4440 NETSTAT.EXE Firefox.exe PID 4440 wrote to memory of 3844 4440 NETSTAT.EXE Firefox.exe PID 4440 wrote to memory of 3844 4440 NETSTAT.EXE Firefox.exe PID 3116 wrote to memory of 3452 3116 Explorer.EXE audiodgtjo.exe PID 3116 wrote to memory of 3452 3116 Explorer.EXE audiodgtjo.exe PID 3116 wrote to memory of 3452 3116 Explorer.EXE audiodgtjo.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3116 -
C:\Users\Admin\AppData\Local\Temp\fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe"C:\Users\Admin\AppData\Local\Temp\fe55fb664c32bacbd76bf8859a8a2cd17f23d21f08a22ac9881cb0fa33935990.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4836 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5056 -
C:\Windows\SysWOW64\NETSTAT.EXE"C:\Windows\SysWOW64\NETSTAT.EXE"4⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Gathers network information
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4440 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"5⤵PID:4340
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C:\Windows\SysWOW64\cmd.exe/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V5⤵PID:2620
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C:\Windows\SysWOW64\cmd.exe/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V5⤵PID:1764
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"5⤵PID:3844
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵PID:4976
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵PID:2668
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵PID:3520
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵PID:3568
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵PID:4092
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵PID:3152
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵PID:2680
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C:\Program Files (x86)\Zwrj\audiodgtjo.exe"C:\Program Files (x86)\Zwrj\audiodgtjo.exe"2⤵
- Executes dropped EXE
PID:3452
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\Zwrj\audiodgtjo.exeFilesize
2.5MB
MD592ff88fa4e10ed06422fea5cf910de80
SHA1d669d97e52ec15178c0c6de0c0be0cce69e73171
SHA2567e29832ba9269f027c6344abd8b277072fa35a05850b4d0ed8d6665832990708
SHA512e742a6214a69fa3f29ffc6eda7211a972ce86a7ada2bbdfe7c8a2e6a7de1100b85057af8ab2b98cee56ae84ccca16b7e10ee48f58514f022d998a2c2df4615df
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C:\Program Files (x86)\Zwrj\audiodgtjo.exeFilesize
2.5MB
MD592ff88fa4e10ed06422fea5cf910de80
SHA1d669d97e52ec15178c0c6de0c0be0cce69e73171
SHA2567e29832ba9269f027c6344abd8b277072fa35a05850b4d0ed8d6665832990708
SHA512e742a6214a69fa3f29ffc6eda7211a972ce86a7ada2bbdfe7c8a2e6a7de1100b85057af8ab2b98cee56ae84ccca16b7e10ee48f58514f022d998a2c2df4615df
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C:\Users\Admin\AppData\Local\Temp\DB1Filesize
40KB
MD5b608d407fc15adea97c26936bc6f03f6
SHA1953e7420801c76393902c0d6bb56148947e41571
SHA256b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf
SHA512cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4
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C:\Users\Admin\AppData\Local\Temp\DB1Filesize
48KB
MD5349e6eb110e34a08924d92f6b334801d
SHA1bdfb289daff51890cc71697b6322aa4b35ec9169
SHA256c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
SHA5122a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574
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memory/1764-151-0x0000000000000000-mapping.dmp
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memory/2620-149-0x0000000000000000-mapping.dmp
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memory/3116-138-0x00000000028C0000-0x00000000029C4000-memory.dmpFilesize
1.0MB
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memory/3116-141-0x00000000029D0000-0x0000000002AD3000-memory.dmpFilesize
1.0MB
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memory/3116-148-0x0000000002E90000-0x0000000002F28000-memory.dmpFilesize
608KB
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memory/3452-153-0x0000000000000000-mapping.dmp
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memory/4340-145-0x0000000000000000-mapping.dmp
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memory/4440-143-0x0000000000900000-0x000000000090B000-memory.dmpFilesize
44KB
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memory/4440-144-0x0000000000FB0000-0x0000000000FDB000-memory.dmpFilesize
172KB
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memory/4440-146-0x00000000019A0000-0x0000000001CEA000-memory.dmpFilesize
3.3MB
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memory/4440-147-0x00000000017D0000-0x0000000001860000-memory.dmpFilesize
576KB
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memory/4440-142-0x0000000000000000-mapping.dmp
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memory/4836-130-0x00000000006F0000-0x0000000000736000-memory.dmpFilesize
280KB
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memory/4836-131-0x0000000005750000-0x0000000005CF4000-memory.dmpFilesize
5.6MB
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memory/5056-140-0x00000000017E0000-0x00000000017F1000-memory.dmpFilesize
68KB
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memory/5056-137-0x0000000001380000-0x0000000001391000-memory.dmpFilesize
68KB
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memory/5056-136-0x0000000001820000-0x0000000001B6A000-memory.dmpFilesize
3.3MB
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memory/5056-135-0x0000000000400000-0x000000000042B000-memory.dmpFilesize
172KB
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memory/5056-133-0x0000000000400000-0x000000000042B000-memory.dmpFilesize
172KB
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memory/5056-132-0x0000000000000000-mapping.dmp