Behavioral task
behavioral1
Sample
NEAS.b443777793f219d0de6b41e70c68ac70_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.b443777793f219d0de6b41e70c68ac70_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.b443777793f219d0de6b41e70c68ac70_JC.exe
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Size
107KB
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MD5
b443777793f219d0de6b41e70c68ac70
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SHA1
d812a51aa49fdd1e48570b89c3b0d2de2e170495
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SHA256
643a37c8eaa1603d19795469e4d995a3ee6c6ddbfed382c04d4cf8c90488cc9a
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SHA512
1c5b19c4a2b29d575198a31e0c1d8628d73ed0c8a2f53ba7a7a04a367e57503a555bd28ec7e7d75c808112c17173222af66937234c7807ab8ea74b930698f49d
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SSDEEP
1536:j8pgBJuZx19N8+gwykphttGXzJqW2L8aIZTJ+7LhkiB0MPiKeEAgHD/Chx3y:j8pkJuZx1012n4E78aMU7uihJ5233y
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.b443777793f219d0de6b41e70c68ac70_JC.exe
Files
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NEAS.b443777793f219d0de6b41e70c68ac70_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
.idata 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
.kofbl 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
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc 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
.reloc Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ