Behavioral task
behavioral1
Sample
NEAS.4affb3133052785b06c6bb52fd16e080.exe
Resource
win7-20231020-en
General
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Target
NEAS.4affb3133052785b06c6bb52fd16e080.exe
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Size
374KB
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MD5
4affb3133052785b06c6bb52fd16e080
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SHA1
ae16350cc2bb0fcb488ce57bb9b01ee78eb23503
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SHA256
f1012f2025b223d351a013b637906b380dbe58494e5b0848632f13cfb65cafec
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SHA512
efcc2762928f3c089d2aa70f23f35e0b7e2f43996032d84b9c87c44601c4d4f16d5b25dab25aea039a7df0e36031dc6c4ee6d62170a21cd90b6df141680e3092
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SSDEEP
6144:Wcm4FmowdHoS0hraHcpOFltH4teP0sAWH6Y6YABVAXG/0ROGk7MD77EwiAQj3Nyr:44wFHoSMeFph0TKQbVeG8RO7747pQjkr
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 -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.4affb3133052785b06c6bb52fd16e080.exe
Files
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NEAS.4affb3133052785b06c6bb52fd16e080.exe.exe windows:4 windows 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
UPX0 Size: - Virtual size: 104KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
tkjdelw Size: 40KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 512B - 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
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ