Analysis
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max time kernel
38s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
03-04-2024 23:24
Behavioral task
behavioral1
Sample
Loader.exe
Resource
win7-20240221-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
Loader.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
9 signatures
150 seconds
Errors
Reason
Machine shutdown
General
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Target
Loader.exe
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Size
5.0MB
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MD5
e9a24c7a42f9b296cc1e31dc3ea73b2b
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SHA1
06e9607fb973400f0f110854ce90382965cd43d9
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SHA256
03ee5437a1dad818f417db18dd50e16bc08c890b442874d841cd1a6a643c4010
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SHA512
48af794e0042ce3cea37ff11e3f9b74d0a8e463018fc827d7ef459cc58252a5f436632c19b5d4674a6b54f02543005a294ef94f86d46d1ecff574ba6fab0464b
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SSDEEP
98304:XrdCegVSGMzByLXMfivQayGnOht5RTc7kjRX1LNNDw7:waGMlyLXvvQdmmt5RTcGzLNe7
Score
7/10
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2168-0-0x000000013FFA0000-0x00000001409C0000-memory.dmp vmprotect -
Kills process with taskkill 1 IoCs
pid Process 2664 taskkill.exe -
Runs net.exe
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Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2664 taskkill.exe Token: SeShutdownPrivilege 2788 shutdown.exe Token: SeRemoteShutdownPrivilege 2788 shutdown.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2168 wrote to memory of 1492 2168 Loader.exe 29 PID 2168 wrote to memory of 1492 2168 Loader.exe 29 PID 2168 wrote to memory of 1492 2168 Loader.exe 29 PID 1492 wrote to memory of 1744 1492 cmd.exe 30 PID 1492 wrote to memory of 1744 1492 cmd.exe 30 PID 1492 wrote to memory of 1744 1492 cmd.exe 30 PID 1744 wrote to memory of 3032 1744 net.exe 31 PID 1744 wrote to memory of 3032 1744 net.exe 31 PID 1744 wrote to memory of 3032 1744 net.exe 31 PID 2168 wrote to memory of 2976 2168 Loader.exe 32 PID 2168 wrote to memory of 2976 2168 Loader.exe 32 PID 2168 wrote to memory of 2976 2168 Loader.exe 32 PID 2976 wrote to memory of 1216 2976 cmd.exe 33 PID 2976 wrote to memory of 1216 2976 cmd.exe 33 PID 2976 wrote to memory of 1216 2976 cmd.exe 33 PID 2168 wrote to memory of 2560 2168 Loader.exe 34 PID 2168 wrote to memory of 2560 2168 Loader.exe 34 PID 2168 wrote to memory of 2560 2168 Loader.exe 34 PID 2560 wrote to memory of 2664 2560 cmd.exe 35 PID 2560 wrote to memory of 2664 2560 cmd.exe 35 PID 2560 wrote to memory of 2664 2560 cmd.exe 35 PID 2168 wrote to memory of 2816 2168 Loader.exe 37 PID 2168 wrote to memory of 2816 2168 Loader.exe 37 PID 2168 wrote to memory of 2816 2168 Loader.exe 37 PID 2816 wrote to memory of 2788 2816 cmd.exe 38 PID 2816 wrote to memory of 2788 2816 cmd.exe 38 PID 2816 wrote to memory of 2788 2816 cmd.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\Loader.exe"C:\Users\Admin\AppData\Local\Temp\Loader.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c net start w32time2⤵
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Windows\system32\net.exenet start w32time3⤵
- Suspicious use of WriteProcessMemory
PID:1744 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 start w32time4⤵PID:3032
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c w32tm /resync /nowait2⤵
- Suspicious use of WriteProcessMemory
PID:2976 -
C:\Windows\system32\w32tm.exew32tm /resync /nowait3⤵PID:1216
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c taskkill /IM RainbowSix.exe /f2⤵
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Windows\system32\taskkill.exetaskkill /IM RainbowSix.exe /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2664
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c shutdown -s2⤵
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Windows\system32\shutdown.exeshutdown -s3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2788
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x01⤵PID:2924
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x11⤵PID:572