Behavioral task
behavioral1
Sample
ef005c8f36657af33f41ea1bff920e40.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
ef005c8f36657af33f41ea1bff920e40.exe
Resource
win10v2004-20231215-en
General
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Target
ef005c8f36657af33f41ea1bff920e40.exe
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Size
3.2MB
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MD5
ef005c8f36657af33f41ea1bff920e40
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SHA1
79f2ae32f95f6989d78f2279ebc4f06bca24add4
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SHA256
c36a49dbf8f07f2d4d7e085e297b89a4d3dc0461468a3875b5bafd105945b5b5
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SHA512
d33c4bbf7f217ed473cdc5d1ebdc327a0fe88baeb976d8900c0ed28b5ec8b48b78411380c1ce59320142e1e4eb39184be7a6535aec2cdfb18cc0d4519b393e97
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SSDEEP
98304:8lBFLPj3JStuv40ar7zrbDlsa2VIlPWYv1NT/YUugy:8lBFLPj3JStuv40ar7zrbDlsa2VIlPWH
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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ef005c8f36657af33f41ea1bff920e40.exe
Files
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ef005c8f36657af33f41ea1bff920e40.exe.exe windows:1 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 51KB - Virtual size: 51KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 122KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.flh Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.idata Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ