Behavioral task
behavioral1
Sample
b1b2cf8d46b54a9be992da9ea3b4bcc0_NEIKI.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
b1b2cf8d46b54a9be992da9ea3b4bcc0_NEIKI.exe
Resource
win10v2004-20240226-en
General
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Target
b1b2cf8d46b54a9be992da9ea3b4bcc0_NEIKI
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Size
128KB
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MD5
b1b2cf8d46b54a9be992da9ea3b4bcc0
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SHA1
554bc006e7d6df81d1e7d51baa4a02c6e983ed69
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SHA256
9dd0c39ddd3e4d46bed7b46b59e60505bff0c81980178ad64e07479dcd60b1ab
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SHA512
b31e0e325e97f0c36f204b32505a105d15da44ce459c7451b093c8f7736d3e200070e8433affdfae0c61901c3ab2e64aa7a61634dc0ee627044a3d9cad730fe6
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SSDEEP
1536:MUMyzpNKfFDfmRgN+urWEO0I+8Qdu8gFs5a1E3LRQDXMRfRa9HprmRfRJCLIXG:1zLVXupI+hxss5s+eDc5wkpHxG
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 b1b2cf8d46b54a9be992da9ea3b4bcc0_NEIKI
Files
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b1b2cf8d46b54a9be992da9ea3b4bcc0_NEIKI.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: 45KB - Virtual size: 45KB
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
.tls Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.text Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.text Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rdata Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.text Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ