Analysis
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max time kernel
150s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
01-09-2023 16:07
Static task
static1
Behavioral task
behavioral1
Sample
BHThisAccountManger2_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
BHThisAccountManger2_JC.exe
Resource
win10v2004-20230831-en
General
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Target
BHThisAccountManger2_JC.exe
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Size
6.2MB
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MD5
c2eb25d76d29c98f90d8c61004149a0c
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SHA1
2c576db59c1c7e13d3572b9c9857bda4bcbe4fe1
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SHA256
d0c42bf9edad21b80063db0a7fe9a3d1486c72551fc04b622e44529e5610fa1f
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SHA512
d5493612fce6ba1d7d9ad79cd301d165686b7ca8f105407d094ad8528c1a9d76ba7ac8fc51d462fdbe6bae8a1f5354a96aad47ea1863e3d575ed985f60b04ade
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SSDEEP
98304:cJ/yV00WA5L+wvgG7Wwpa1ugWYB5ADouSY4oLWL/6IkV0qBh6WVs3fER3ckWQP8B:QqV00WAcvwpCB4DBMuIQ08h6AfWoBk
Malware Config
Extracted
bitrat
1.38
rornfl12.duckdns.org:3072
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communication_password
be767243ca8f574c740fb4c26cc6dceb
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install_dir
chrome
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install_file
chome.exe
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tor_process
tor
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2008 ACCOUN~1.EXE -
resource yara_rule behavioral1/files/0x000e000000012272-8.dat vmprotect behavioral1/files/0x000e000000012272-6.dat vmprotect behavioral1/files/0x000e000000012272-9.dat vmprotect behavioral1/memory/2008-10-0x0000000000400000-0x00000000010CD000-memory.dmp vmprotect behavioral1/memory/2008-14-0x0000000000400000-0x00000000010CD000-memory.dmp vmprotect behavioral1/memory/2008-28-0x0000000000400000-0x00000000010CD000-memory.dmp vmprotect behavioral1/memory/2008-29-0x0000000000400000-0x00000000010CD000-memory.dmp vmprotect -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" BHThisAccountManger2_JC.exe Set value (str) \REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows\CurrentVersion\Run\chome = "C:\\Users\\Admin\\AppData\\Local\\chrome\\chome.exe" ACCOUN~1.EXE -
Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
pid Process 2008 ACCOUN~1.EXE 2008 ACCOUN~1.EXE 2008 ACCOUN~1.EXE 2008 ACCOUN~1.EXE 2008 ACCOUN~1.EXE 2008 ACCOUN~1.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2008 ACCOUN~1.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2008 ACCOUN~1.EXE Token: SeShutdownPrivilege 2008 ACCOUN~1.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2008 ACCOUN~1.EXE 2008 ACCOUN~1.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2040 wrote to memory of 2008 2040 BHThisAccountManger2_JC.exe 28 PID 2040 wrote to memory of 2008 2040 BHThisAccountManger2_JC.exe 28 PID 2040 wrote to memory of 2008 2040 BHThisAccountManger2_JC.exe 28 PID 2040 wrote to memory of 2008 2040 BHThisAccountManger2_JC.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2_JC.exe"C:\Users\Admin\AppData\Local\Temp\BHThisAccountManger2_JC.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2040 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXEC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ACCOUN~1.EXE2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2008
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6.2MB
MD50606141f3fad15f21ebf58bcd5c49f75
SHA1098454df527c1315e80808328dc464286fa90859
SHA25676f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6
SHA5121ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92
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Filesize
6.2MB
MD50606141f3fad15f21ebf58bcd5c49f75
SHA1098454df527c1315e80808328dc464286fa90859
SHA25676f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6
SHA5121ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92
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Filesize
6.2MB
MD50606141f3fad15f21ebf58bcd5c49f75
SHA1098454df527c1315e80808328dc464286fa90859
SHA25676f0851190aea6cb9add8591a662322bd88f742d85f62bcf54050fe5b380eed6
SHA5121ddcedc9e695b29dc44a0799263c8c50d6c14adae9e0968a501ae25b387c3f4c1b9aed29380800a3c6cd734da0ac71d5d8151f51172ce133e7caa1ce0541df92