Behavioral task
behavioral1
Sample
NEAS.a3f81ff0336cfd4d019d47d4d65445e2.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.a3f81ff0336cfd4d019d47d4d65445e2.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.a3f81ff0336cfd4d019d47d4d65445e2.exe
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Size
664KB
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MD5
a3f81ff0336cfd4d019d47d4d65445e2
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SHA1
13564ed4b81988f64098aff3aec2ac2537be9c06
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SHA256
988b135175fa45f7d1de9d2bb3f278fa846a22a69dbc329c4e5b1daac9aaba5f
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SHA512
d7b6ce6ab76d4162cc8fdc158bb59c6e9bddd8ca591d06359cf4e3ef4acfcb1aa6719ba20b9537d3bed7d63644a0c7ae5d41f7b37efe4201d631fb2e52e66695
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SSDEEP
12288:4HZNq7pV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDYjF:2eW4XWleKWNUir2MhNl6zX3w9As/xO2k
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.a3f81ff0336cfd4d019d47d4d65445e2.exe
Files
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NEAS.a3f81ff0336cfd4d019d47d4d65445e2.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
.data Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata 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
.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