Analysis
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max time kernel
107s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
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submitted
17-02-2023 21:07
General
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Target
8a48b287571145ac271b95b6ecb4a1718463ca3d133fb2fef496f301e72e74d7.exe
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Size
5.2MB
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MD5
1d67a2c7b1b5d9b5f2c9386f8814fec4
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SHA1
ffdb7e07a0342bab3b99368c61ec7998e4112f86
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SHA256
8a48b287571145ac271b95b6ecb4a1718463ca3d133fb2fef496f301e72e74d7
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SHA512
5fd4b4165368c081e56d626cd64e14b643b601d6aa75665271b810ccb4fece8930e200affbe32f06c04288ecebde7d7b2e7645653590a53f3dd3e4312b0738f4
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SSDEEP
98304:4UT8DFGXgUOyFH2Wjz0Pj2M/W3KkwtfuSNWIjjMG5GbxnqzgzuEjM3jnl:4UcUXMiox/VuKB5GbBigvj2jnl
Malware Config
Signatures
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Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
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Detect Blackmoon payload 4 IoCs
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Executes dropped EXE 1 IoCs
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UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Suspicious behavior: EnumeratesProcesses 10 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of FindShellTrayWindow 3 IoCs
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Suspicious use of SendNotifyMessage 3 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8a48b287571145ac271b95b6ecb4a1718463ca3d133fb2fef496f301e72e74d7.exe"C:\Users\Admin\AppData\Local\Temp\8a48b287571145ac271b95b6ecb4a1718463ca3d133fb2fef496f301e72e74d7.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tuzi_nsudo\NSudo.exe"C:\Users\Admin\AppData\Local\Temp\tuzi_nsudo\NSudo.exe" -U:S "C:\Users\Admin\AppData\Local\Temp\8a48b287571145ac271b95b6ecb4a1718463ca3d133fb2fef496f301e72e74d7.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tuzi_nsudo\NSudo.exeFilesize
247KB
MD55cae01aea8ed390ce9bec17b6c1237e4
SHA13a80a49efaac5d839400e4fb8f803243fb39a513
SHA25619896a23d7b054625c2f6b1ee1551a0da68ad25cddbb24510a3b74578418e618
SHA512c8e54c92133ba686238ea554c1cd82ba441db5fd4b0cbd5082d5eb4ddfcedd15506b9dac553459d0b2221c75778241f926ed3eef64571e4b1e0eb6f80ff9b481
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C:\Users\Admin\AppData\Local\Temp\tuzi_nsudo\NSudo.jsonFilesize
211B
MD5922322fab45a284dbb248760125dfb1c
SHA1120e77b90baa85287b2ee5bc63ff7dcd149767b5
SHA256254beac232a7bb20289b0608db5a0ccc69789fb8befe2bf3c76fa09953eea6f5
SHA512899dc404559518e311343a0a71ef4f88e4820268ff821082400660647259594cb1a088359c75b17f4e0df85ea5ad91e49b3e86f636e95955c2c56f1e667f4aaf
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memory/4876-132-0x0000000000400000-0x00000000011DA000-memory.dmpFilesize
13.9MB
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memory/4876-133-0x0000000000400000-0x00000000011DA000-memory.dmpFilesize
13.9MB
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memory/4876-134-0x0000000000400000-0x00000000011DA000-memory.dmpFilesize
13.9MB
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memory/4876-135-0x0000000000400000-0x00000000011DA000-memory.dmpFilesize
13.9MB
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memory/4876-136-0x0000000010000000-0x00000000100BE000-memory.dmpFilesize
760KB
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memory/4876-138-0x0000000010000000-0x00000000100BE000-memory.dmpFilesize
760KB
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memory/4876-139-0x0000000010000000-0x00000000100BE000-memory.dmpFilesize
760KB
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memory/4876-143-0x0000000010000000-0x00000000100BE000-memory.dmpFilesize
760KB
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memory/4876-144-0x0000000000400000-0x00000000011DA000-memory.dmpFilesize
13.9MB
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memory/5116-140-0x0000000000000000-mapping.dmp