Behavioral task
behavioral1
Sample
NEAS.f2b025da80760ff6c85e0ea049a8b6b0.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.f2b025da80760ff6c85e0ea049a8b6b0.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.f2b025da80760ff6c85e0ea049a8b6b0.exe
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Size
256KB
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MD5
f2b025da80760ff6c85e0ea049a8b6b0
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SHA1
a29fe42a40214872c3cad1f473907e8a64fdcb2d
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SHA256
9dd4a0b9cdb149fa9b498ffb7d526f6d82a4ff29426dd7db70162a3f1fb7dda5
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SHA512
ed2a95e114f7c7eef3942b32daaa83258d0844820a3327a3f21e9606410b7c6b5740079583e54b0998c477a2586336aaa701fec8dfa98a708d5f526fc60b41df
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SSDEEP
1536:nazXF8CvrJ4PBhDP35RRg5CPO53q52IrF:ah8k6DP3ba5CPg3q
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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.f2b025da80760ff6c85e0ea049a8b6b0.exe
Files
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NEAS.f2b025da80760ff6c85e0ea049a8b6b0.exe.exe windows:1 windows 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: 32KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc 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
.gfcd Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.text Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 6KB - Virtual size: 8KB
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
.rsrc Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 3KB - 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
.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