Behavioral task
behavioral1
Sample
NEAS.a5b0d7beab49c22dce11251e56e01f10.exe
Resource
win7-20231023-en
General
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Target
NEAS.a5b0d7beab49c22dce11251e56e01f10.exe
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Size
1.7MB
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MD5
a5b0d7beab49c22dce11251e56e01f10
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SHA1
d3842de581719e7fdf39d49a17758ce41484c7db
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SHA256
b99ebac37f68df2b4d6d533c9655cabaeef378fe758164f32a34f30ccc795c82
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SHA512
f770926a0eb0cc2e1205d086a712cd12cda13fee68fd67db999b95bfeb747bc0bf3342598dcca483553fbd8862129581831025d091aa6921a91fd70a26ffce05
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SSDEEP
49152:pwqmTAaJ+hT/I5q5nroRbI3IJrCkNY0oqvYRQE9T+UzXCUD0:6qXaUhT/ubRbdT20oqvoQE9T+UzXCUD0
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.a5b0d7beab49c22dce11251e56e01f10.exe
Files
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NEAS.a5b0d7beab49c22dce11251e56e01f10.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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 4.9MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 1.6MB - Virtual size: 1.6MB
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