Behavioral task
behavioral1
Sample
b95e053216f057b1f5ccbbe2f87c0a90_NEAS.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
b95e053216f057b1f5ccbbe2f87c0a90_NEAS.exe
Resource
win10v2004-20240419-en
General
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Target
b95e053216f057b1f5ccbbe2f87c0a90_NEAS
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Size
4.0MB
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MD5
b95e053216f057b1f5ccbbe2f87c0a90
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SHA1
17277ff80bbe572b14e7204790d4ded897216d13
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SHA256
b226e89ce521bc2e080890a6ec3aad8b19c794567801a89d033b6921d227ddc3
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SHA512
a98e03d6362c786de2530eac0688237f4963e10fc6c9a95f173419042a140d72588b5a8f41235d8dd93c2f75ff8b023b9677625163314bd3dd6ffbc2a2366fec
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SSDEEP
98304:ZZ6Gn9646r6HaSHFaZRBEYyqmS2DiHPKQgmZ0V:Z9aSHFaZRBEYyqmS2DiHPKQg/
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 b95e053216f057b1f5ccbbe2f87c0a90_NEAS
Files
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b95e053216f057b1f5ccbbe2f87c0a90_NEAS.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: 31KB - Virtual size: 31KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 132KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.jfbbql Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.l1 Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
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