Behavioral task
behavioral1
Sample
NEAS.b4f9fc3320f3a7a0d103ad7fbd0e4e80_JC.exe
Resource
win7-20231023-en
General
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Target
NEAS.b4f9fc3320f3a7a0d103ad7fbd0e4e80_JC.exe
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Size
1.6MB
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MD5
b4f9fc3320f3a7a0d103ad7fbd0e4e80
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SHA1
607298d9e2c3961bba1d4e42d4d5d9b371a07ad3
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SHA256
49610e20088d23ad35f0d150241b71b7fad9bec5f210f585a35b6ca685f8a139
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SHA512
6ef8ee67e06f5ca0abb72b4a84877518b65be5cbc9c846336ee699e26ba48e0e3156eaf4ece4c05ca12782fca78f1ab4db4f42a3ec7f3c9ecdf44be66c9ba1c4
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SSDEEP
24576:xgw1Pde1ngQcDxqoaGvhybLi6nZawxRFBaVQf5ZC3rXHpmtB9Y:eadeSQUxqpbLi6Ew/2Qf58bXEA
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.b4f9fc3320f3a7a0d103ad7fbd0e4e80_JC.exe
Files
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NEAS.b4f9fc3320f3a7a0d103ad7fbd0e4e80_JC.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
.reloc Size: 1.6MB - Virtual size: 1.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE