Behavioral task
behavioral1
Sample
virussign.com_fd62879e2c8ca19d05c7e4081bacc360.exe
Resource
win7-20240419-en
General
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Target
virussign.com_fd62879e2c8ca19d05c7e4081bacc360.vir
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Size
173KB
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MD5
fd62879e2c8ca19d05c7e4081bacc360
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SHA1
c6d602b33c363c097b86a4b7252ffc4ae3b44794
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SHA256
92f8de5c01ed26bf7fbdfbb03c4f8327d1df19470dc8181c033ca0b72b2e9add
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SHA512
b72ce1bea5cc191b3d592c554f90af666fa0eba930e3a3b29ec6dd1e07cb979bb716ba267ed1ea808b46e001f1ceb3aadb7fc1c711eddb44de4087f8760514be
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SSDEEP
3072:ehOmTsF93UYfwC6GIout1sWRkVap3daVszyKd+XqQz0esujClt+zZ4dMovmW1q70:ecm4FmowdHoSKWqoFdAszBd+aQz0IClj
Malware Config
Signatures
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Berbew family
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Malware Dropper & Backdoor - Berbew 1 IoCs
Berbew is a backdoor Trojan malware with capabilities to download and install a range of additional malicious software, such as other Trojans, ransomware, and cryptominers.
resource yara_rule sample family_berbew -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource virussign.com_fd62879e2c8ca19d05c7e4081bacc360.vir
Files
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virussign.com_fd62879e2c8ca19d05c7e4081bacc360.vir.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: - Virtual size: 104KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 40KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.text Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ