Analysis
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max time kernel
64s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
08-10-2022 13:27
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220812-en
General
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Target
tmp.exe
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Size
6.1MB
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MD5
8570d48a1291cc62a902b06b7429b2dd
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SHA1
6f7de617e02b655c01e734e9ea30bfdfb4caaa24
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SHA256
729c7829cb055679d29b496693a55814c1a493c7c4a68ab7c121ee5e4745c430
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SHA512
43970a17e5d27801dd8306b5b228bc1ce300c07ddf9801775ea52b87d73fa96041160927ca23c5e4b98046f8aadc6973e9fda58d9bfeac25399370295c053af0
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SSDEEP
196608:1nXtfIhfnpg/2hk57yqx256vfOCv8q+M/VX:1nXtfIhfnpg/2hk57yqxvf1f+MZ
Malware Config
Extracted
allcome
http://dba692117be7b6d3480fe5220fdd58b38bf.xyz/API/2/configure.php?cf6zrlhn=finarnw
D5c27bWU8dvgdayPUMzKbc75CmsD9aUSDw
r4RkKWPKszhkZVTtXGBDNyrzcDPjpcnGNp
0xC4b495c6ef4B61d5757a1e78dE22edC315867C84
XshLZA5C9odmaiEfopX5DYvwMbnM4hqCME
TT7mceJ6BNhTPFqpaBy1ND1CWGwaGeqhpx
t1MrxfTEGEZioK7qjcDd48KVC5BMk7ccH8B
GCM62OODIUXHYPTVUZT2W4GKPIO7YMLZDNPR4NGUWLBU7KPOU7Q7E44X
48Zvk6W9kfXik8CEscQYjEZdDCVZtXNEGdjczTR4XD9SKfLWkirntGLR7UyhD7aas3C2N3QefcdB4gyLZt93CrmtP5WAeqJ
qz448vxrv9y6lsy0l4y6x98gylykleumxqnqs7fkn6
1AvqxpSfuNooDv2gn8rFNXiWP64bn7m8xa
0x7374d06666974119Fb6C8c1F10D4Ab7eCB724Fcd
LKcXMo6X6jGyk9o9phn4YvYUQ8QVR4wJgo
ronin:bb375c985bc63d448b3bc14cda06b2866f75e342
+79889916188
+79889916188
+79889916188
MJfnNkoXewo8QB5iu9dee2exwdavDxWRLC
ltc1q309prv3k8lc9gqd062eevjvxmkgyv00xe3m6jg
3Gs18Dq8SNrs3kLQdrpUFHa2yX8uD9ZXR7
bc1qhcynpwvj6lvdh393ph8tesk0mljsc6z3y40h2m
89PjhdrngYjeSa8dFeg6q8Sz4BXdrLLP8H8z82eUhTNjPBpTYkr3o6fWnkqng9D5TRaPT4HafXwUTJqcPE8SsbHUK5PM2Qx
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ tmp.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion tmp.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion tmp.exe -
resource yara_rule behavioral2/memory/3552-135-0x00000000001E0000-0x00000000007FA000-memory.dmp themida behavioral2/memory/3552-151-0x00000000001E0000-0x00000000007FA000-memory.dmp themida behavioral2/memory/2392-154-0x00000000001E0000-0x00000000007FA000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA tmp.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3552 set thread context of 2392 3552 tmp.exe 90 -
Program crash 1 IoCs
pid pid_target Process procid_target 3308 2392 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3552 tmp.exe 3552 tmp.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3552 tmp.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90 PID 3552 wrote to memory of 2392 3552 tmp.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3552 -
C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"2⤵PID:2392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 4403⤵
- Program crash
PID:3308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2392 -ip 23921⤵PID:1044