Behavioral task
behavioral1
Sample
NEAS.b57be66e9dae728198526a9856130060.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.b57be66e9dae728198526a9856130060.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.b57be66e9dae728198526a9856130060.exe
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Size
368KB
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MD5
b57be66e9dae728198526a9856130060
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SHA1
b5352b51610b1dca8d1e521a66bcd1416c17cb62
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SHA256
b891c271e323f68bdf49b88d6911e1e3777931125a8f684fb685bb4980311db8
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SHA512
b3e4714ee038d82f4248712c89b4e819d05bd83943c8f6bc394c460ff2b9401750d9e4482b06318c6009f3e063c166b07d1366c0e8db6ca061ad91fadb5fd692
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SSDEEP
6144:GWJK1l+x1M4JNiWu9PE4f9FIUpOVw86CmOJfTo9FIUIhrcflDMxy9FIUpOVw86CU:GW06P1NiWuaaAD6RrI1+lDMEAD6Rr2Na
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.b57be66e9dae728198526a9856130060.exe
Files
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NEAS.b57be66e9dae728198526a9856130060.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: 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
.text Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ajelhf Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: 2KB - 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: 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: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ