Analysis
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max time kernel
167s -
max time network
212s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 00:39
Static task
static1
Behavioral task
behavioral1
Sample
PO0932083943974.exe
Resource
win7-20220414-en
General
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Target
PO0932083943974.exe
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Size
351KB
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MD5
1e8d5e2871ef3da902db085c1b5c9e4f
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SHA1
a3e42499d53bcf961dfbaceca2c3fb5fc4d54364
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SHA256
dee1fa115a3e06310b958baca7bf709144f770de027ab3c615f6937b7544cd75
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SHA512
bbba879de92397a2141aaa4e780a99e1434e171d31dd2698e97363518b140635c20adb98718073f7d2b12935a14bde61b70ff7d5d528058c4a50794b865f2446
Malware Config
Extracted
xloader
2.0
b6fg
multlockmt5.com
mohajrannoor.com
robynhoodofretail.info
belinv.com
hotellasab.com
kibrismosad.com
xn--fxwm39aeb590h.xn--io0a7i
resetbrasil.com
tcsonhvac.com
theresav.net
bohoqi.info
machinafuturae.com
mambavault.com
xn--980am9a.top
yumiang.com
evntmonitor.com
83003kk.com
triterm.com
8800pe.com
silvanstudio.com
taragon-entertainment.com
ahly-live.com
ucpprint.com
betscrum.com
homehit.house
taab3.net
martiswatches.com
cartel-sinaloa.com
flyfuncenter.com
lezhen.top
aiotstairlift.com
selfless-entrepreneur.com
easttaiwansurftrip.com
descubriendonoruega.com
wicoru.com
tacmktg.com
callisterlawgroup.com
khogiaychinhhang.com
hobianak.com
pole-entrepreneur.net
callumjcummings.com
sgknox.com
xn--zuneauspolen-gcb.com
wwwjinsha622.com
everyoneschocolate.com
medlplayground.com
honeynray.com
whackajudge.com
alwarren.com
venglishhouse.com
quantumpearlpoc.com
movie4in.com
vytalhealthcare.com
sportsempires.com
xinhby.com
296djw.info
biblebeater.com
e-jie360.com
lemarcoambar.com
thekoulenresidence.com
iejel.com
sha256.equipment
j12mfg019y.com
clearlyconversing.com
magentos.info
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/1476-60-0x0000000000400000-0x0000000000427000-memory.dmp xloader behavioral1/memory/1476-61-0x000000000041C160-mapping.dmp xloader behavioral1/memory/1476-66-0x0000000000400000-0x0000000000427000-memory.dmp xloader behavioral1/memory/2024-74-0x0000000000080000-0x00000000000A7000-memory.dmp xloader -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\JV1HBHX8_ = "C:\\Program Files (x86)\\J_bcl0fwh\\user3f5.exe" explorer.exe -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 4 IoCs
Processes:
PO0932083943974.exevbc.exeexplorer.exedescription pid process target process PID 956 set thread context of 1476 956 PO0932083943974.exe vbc.exe PID 1476 set thread context of 1384 1476 vbc.exe Explorer.EXE PID 1476 set thread context of 1384 1476 vbc.exe Explorer.EXE PID 2024 set thread context of 1384 2024 explorer.exe Explorer.EXE -
Drops file in Program Files directory 1 IoCs
Processes:
explorer.exedescription ioc process File opened for modification C:\Program Files (x86)\J_bcl0fwh\user3f5.exe explorer.exe -
Processes:
explorer.exedescription ioc process Key created \Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 explorer.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
vbc.exeexplorer.exepid process 1476 vbc.exe 1476 vbc.exe 1476 vbc.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe -
Suspicious behavior: MapViewOfSection 8 IoCs
Processes:
vbc.exeexplorer.exepid process 1476 vbc.exe 1476 vbc.exe 1476 vbc.exe 1476 vbc.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe 2024 explorer.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vbc.exeexplorer.exeExplorer.EXEdescription pid process Token: SeDebugPrivilege 1476 vbc.exe Token: SeDebugPrivilege 2024 explorer.exe Token: SeShutdownPrivilege 1384 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1384 Explorer.EXE 1384 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1384 Explorer.EXE 1384 Explorer.EXE -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
PO0932083943974.exeExplorer.EXEexplorer.exedescription pid process target process PID 956 wrote to memory of 1476 956 PO0932083943974.exe vbc.exe PID 956 wrote to memory of 1476 956 PO0932083943974.exe vbc.exe PID 956 wrote to memory of 1476 956 PO0932083943974.exe vbc.exe PID 956 wrote to memory of 1476 956 PO0932083943974.exe vbc.exe PID 956 wrote to memory of 1476 956 PO0932083943974.exe vbc.exe PID 956 wrote to memory of 1476 956 PO0932083943974.exe vbc.exe PID 956 wrote to memory of 1476 956 PO0932083943974.exe vbc.exe PID 1384 wrote to memory of 2024 1384 Explorer.EXE explorer.exe PID 1384 wrote to memory of 2024 1384 Explorer.EXE explorer.exe PID 1384 wrote to memory of 2024 1384 Explorer.EXE explorer.exe PID 1384 wrote to memory of 2024 1384 Explorer.EXE explorer.exe PID 2024 wrote to memory of 300 2024 explorer.exe cmd.exe PID 2024 wrote to memory of 300 2024 explorer.exe cmd.exe PID 2024 wrote to memory of 300 2024 explorer.exe cmd.exe PID 2024 wrote to memory of 300 2024 explorer.exe cmd.exe PID 2024 wrote to memory of 1128 2024 explorer.exe Firefox.exe PID 2024 wrote to memory of 1128 2024 explorer.exe Firefox.exe PID 2024 wrote to memory of 1128 2024 explorer.exe Firefox.exe PID 2024 wrote to memory of 1128 2024 explorer.exe Firefox.exe PID 2024 wrote to memory of 1128 2024 explorer.exe Firefox.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PO0932083943974.exe"C:\Users\Admin\AppData\Local\Temp\PO0932083943974.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- 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:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/300-72-0x0000000000000000-mapping.dmp
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memory/956-55-0x0000000000200000-0x000000000020A000-memory.dmpFilesize
40KB
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memory/956-56-0x00000000006B0000-0x00000000006E6000-memory.dmpFilesize
216KB
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memory/956-54-0x00000000012C0000-0x000000000131E000-memory.dmpFilesize
376KB
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memory/1384-65-0x00000000046D0000-0x00000000047B2000-memory.dmpFilesize
904KB
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memory/1384-77-0x0000000004BD0000-0x0000000004CB3000-memory.dmpFilesize
908KB
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memory/1384-68-0x0000000004AE0000-0x0000000004BC3000-memory.dmpFilesize
908KB
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memory/1476-66-0x0000000000400000-0x0000000000427000-memory.dmpFilesize
156KB
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memory/1476-58-0x0000000000400000-0x0000000000427000-memory.dmpFilesize
156KB
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memory/1476-63-0x0000000000A80000-0x0000000000D83000-memory.dmpFilesize
3.0MB
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memory/1476-61-0x000000000041C160-mapping.dmp
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memory/1476-67-0x00000000003E0000-0x00000000003F0000-memory.dmpFilesize
64KB
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memory/1476-60-0x0000000000400000-0x0000000000427000-memory.dmpFilesize
156KB
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memory/1476-57-0x0000000000400000-0x0000000000427000-memory.dmpFilesize
156KB
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memory/1476-64-0x00000000001B0000-0x00000000001C0000-memory.dmpFilesize
64KB
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memory/2024-70-0x00000000753B1000-0x00000000753B3000-memory.dmpFilesize
8KB
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memory/2024-71-0x0000000074BE1000-0x0000000074BE3000-memory.dmpFilesize
8KB
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memory/2024-73-0x00000000008B0000-0x0000000000B31000-memory.dmpFilesize
2.5MB
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memory/2024-74-0x0000000000080000-0x00000000000A7000-memory.dmpFilesize
156KB
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memory/2024-75-0x00000000024A0000-0x00000000027A3000-memory.dmpFilesize
3.0MB
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memory/2024-76-0x0000000000430000-0x00000000004BF000-memory.dmpFilesize
572KB
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memory/2024-69-0x0000000000000000-mapping.dmp