Behavioral task
behavioral1
Sample
1ffaf11991de9065ce86d4c2c57532a0_NEAS.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1ffaf11991de9065ce86d4c2c57532a0_NEAS.exe
Resource
win10v2004-20240226-en
General
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Target
1ffaf11991de9065ce86d4c2c57532a0_NEAS
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Size
128KB
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MD5
1ffaf11991de9065ce86d4c2c57532a0
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SHA1
c71e0fa28a79173adc1d5811176916b924bd391b
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SHA256
43b4ef39d7beb8dc6d61720b2e314f9d502f4cd2c68fb639569ea1c42d1414b3
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SHA512
de6e4ffc182ab607816cb2c56fcd8773017a86890bf63ab8f26972261201424f8c810cd710a9f9adbdfc3b347a69844a6968bb98f3ea0358e14d972e243cd17c
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SSDEEP
3072:A/LziPZnlXMrnqvSDsCssXXAmW2wS7IrHrYj:A/HlWSdQmHwMOHm
Malware Config
Signatures
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Berbew family
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Malware Dropper & Backdoor - Berbew 1 IoCs
Berbew is a backdoor Trojan malware with capabilities to download and install a range of additional malicious software, such as other Trojans, ransomware, and cryptominers.
resource yara_rule sample family_berbew -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1ffaf11991de9065ce86d4c2c57532a0_NEAS
Files
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1ffaf11991de9065ce86d4c2c57532a0_NEAS.exe windows:1 windows x86 arch: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: 51KB - Virtual size: 51KB
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
.didat Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.flh 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
.reloc Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.reloc 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
.text Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 1024B - 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
.reloc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 1KB - 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