Behavioral task
behavioral1
Sample
NEAS.efb48b19a00b88d1f2dc68b07f6b5bb0.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.efb48b19a00b88d1f2dc68b07f6b5bb0.exe
Resource
win10v2004-20231025-en
General
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Target
NEAS.efb48b19a00b88d1f2dc68b07f6b5bb0.exe
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Size
445KB
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MD5
efb48b19a00b88d1f2dc68b07f6b5bb0
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SHA1
33ef14243aaefdf41e4c0cc50e64235363a2af28
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SHA256
3a5b5c5169e7405242a4be3871b65646175ed0753db45245ebaf9fc1c30a1a56
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SHA512
fe151b3a884921e58d6b1482a3b4dd5c428def4f3e0899f7e0893379d077b4b49c9358a496acde11c28b03e9fa6410397da7ff1647e2c7cd020fa0f6ff6cd6cd
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SSDEEP
12288:OEZoFpV6yYPMLnfBJKFbhDwBpV6yYP0riuoCgNbbko8JfSIuMUb1V4D0:OEgWMLnfBJKhVwBW0riuoCgNbbj8JfSr
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.efb48b19a00b88d1f2dc68b07f6b5bb0.exe
Files
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NEAS.efb48b19a00b88d1f2dc68b07f6b5bb0.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: 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