Behavioral task
behavioral1
Sample
NEAS.b821ee0f52d8dcc4141a751e387b30a0_JC.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.b821ee0f52d8dcc4141a751e387b30a0_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.b821ee0f52d8dcc4141a751e387b30a0_JC.exe
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Size
130KB
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MD5
b821ee0f52d8dcc4141a751e387b30a0
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SHA1
33bc46aefb6188b8fc782e25faa2f94fe8211ecf
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SHA256
0301b14028949a5e53de89ed96d0136925d7cc2dc11e5026f40c7bf4e3c58452
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SHA512
1c3c29fe79c374078464989dcfb7f503ea3cc0592c106043f6b21c6fb9c59d408cafa6bcb6be573d3bf2825eec7ddb483cf73d4a2f74b628e248e063140ec9a1
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SSDEEP
3072:GN0ao8THXZAi0btAx4G42/BhHmiImXJ2fYdV46nfPyxWhj8NCM/4:ETZ+2x4X4BhHmNEcYj9nhV8NCV
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.b821ee0f52d8dcc4141a751e387b30a0_JC.exe
Files
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NEAS.b821ee0f52d8dcc4141a751e387b30a0_JC.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: 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
.text 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
.fldo 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
.text Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.retplne Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.pdata Size: 2KB - 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
.data Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.idata Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 1024B - 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