Behavioral task
behavioral1
Sample
NEAS.619fac57231fa7ad9d2c4a2a9d3ad5c0.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.619fac57231fa7ad9d2c4a2a9d3ad5c0.exe
Resource
win10v2004-20231025-en
General
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Target
NEAS.619fac57231fa7ad9d2c4a2a9d3ad5c0.exe
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Size
3.7MB
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MD5
619fac57231fa7ad9d2c4a2a9d3ad5c0
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SHA1
2ca8ba02d8234da2fe984d8e61596ab2374955a6
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SHA256
b300639ace87f2e6f4c42aefd6f77e2b2a33b8054279a40037f3bb1eb38c21f2
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SHA512
2ffc891b809a9e613be622b2fd2536689e811252697371d0e924640ffeff6e2e52f7c09269f083372b16fbac863cc465f55c8a876365423ce7d42d97f4ef9621
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SSDEEP
98304:/KeyRGebdCpy5atuKLXZYc6ePj+b4SrNEj5Jjk9JA:SHYPy5alLXec6ePjX2u
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 NEAS.619fac57231fa7ad9d2c4a2a9d3ad5c0.exe
Files
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NEAS.619fac57231fa7ad9d2c4a2a9d3ad5c0.exe.exe windows:4 windows x86
c6b0bd85f63e549c0536b6fceee78e43
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
GetVersionExA
GetVersion
WriteFile
GetModuleFileNameW
GetModuleHandleA
LoadLibraryA
LocalAlloc
LocalFree
GetModuleFileNameA
ExitProcess
user32
CharNextA
advapi32
RegOpenKeyExA
oleaut32
SysFreeString
Sections
.reloc Size: - Virtual size: 84KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 2KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: - Virtual size: 12B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.vmp0 Size: - Virtual size: 178KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.vmp1 Size: 291KB - Virtual size: 291KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ