Behavioral task
behavioral1
Sample
277f64bd94300f19c39efff9b88441b0_NEAS.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
277f64bd94300f19c39efff9b88441b0_NEAS.exe
Resource
win10v2004-20240419-en
General
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Target
277f64bd94300f19c39efff9b88441b0_NEAS
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Size
400KB
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MD5
277f64bd94300f19c39efff9b88441b0
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SHA1
999ae058a220cce5f591ea3fc665760943ccd3bd
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SHA256
25c6b22cf64833d6e7c972e87f9008db17120b8ed1e5f3a3df9094a0362563c0
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SHA512
88d9435b8bac79122c9469de807bcc4dc8de414e55fb460dae25a6728b485ce847a6caff5832150dd4b414da453391d431776d9f2587728aaa74d474c4b87571
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SSDEEP
12288:U8pOIZUljJ2ZwWYJ07kE0KoFtw2gu9RxrBIUbPLwH96/I0lOZ0vbqFB:U8pOI+ljJawWYJ07kE0KoFtw2gu9Rxrm
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 277f64bd94300f19c39efff9b88441b0_NEAS
Files
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277f64bd94300f19c39efff9b88441b0_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: 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