Behavioral task
behavioral1
Sample
3f1f9c3dad4415303b36fb358412835c.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
3f1f9c3dad4415303b36fb358412835c.exe
Resource
win10v2004-20231201-en
General
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Target
3f1f9c3dad4415303b36fb358412835c
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Size
90KB
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MD5
3f1f9c3dad4415303b36fb358412835c
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SHA1
d4121790b013fc55882c444a4e774d61993850d7
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SHA256
5da484dc58ecf4bca66233fe93fe26fd87f637ae3db7b6278518afcdde6426e2
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SHA512
0e246b9d45ae1c790fe7b56e73f87d378a033cac4835dbb49dae8c613902a3a7922c917748dc47b01162f25cf953b6e07f79f8d095d971edfe0720efb50e1fa2
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SSDEEP
1536:dDEz2EdUapfw5SS0s9Bm8nfntNTejyIM2V6XVCLiSAkuICwrk9tIiFJ:dDEDdUa111ym8nfntAjyIMy6FAC9wrqt
Malware Config
Signatures
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Berbew family
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Malware Backdoor - Berbew 1 IoCs
Berbew is a malware infection classified as a 'backdoor' Trojan. This malicious program's primary function is to cause chain infections - it can download/install additional malware such as other Trojans, ransomware, and cryptominers.
resource yara_rule sample family_berbew -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 3f1f9c3dad4415303b36fb358412835c
Files
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3f1f9c3dad4415303b36fb358412835c.exe windows:5 windows x86 arch:x86
f88d3c770d02f1520497dca88cb94609
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
msvcrt
memset
kernel32
GetModuleFileNameW
HeapFree
GetCommandLineA
GetEnvironmentVariableA
SetEnvironmentVariableA
SetCurrentDirectoryA
Sleep
ExitProcess
CreateProcessA
GetSystemDirectoryA
lstrcpyA
lstrcatA
GetLastError
GetNativeSystemInfo
HeapAlloc
GetModuleHandleA
GetProcAddress
LoadLibraryA
GetProcessHeap
user32
wsprintfA
shlwapi
StrToIntA
StrStrA
StrStrIA
Sections
.text Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
bss Size: - Virtual size: 1KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 20KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 232B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ