Behavioral task
behavioral1
Sample
015845aed5aff0049b9dfdd77295c730_NEAS.exe
Resource
win7-20240221-en
General
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Target
015845aed5aff0049b9dfdd77295c730_NEAS
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Size
276KB
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MD5
015845aed5aff0049b9dfdd77295c730
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SHA1
0458407da2e46c30c6b6659037932b120dd6d389
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SHA256
bdb69d2bffd7f8eef4d8a832131db9acf4c094c3ce50ffe6d3464cc49c79bd5e
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SHA512
18fa764c6ff9ef46305d0e9dca2df247230010169df4c1b51c9d069b2d57ead43572ccf47d233e945c59d157dc497f9985045595eb7c08833c5fd67f9797e9bf
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SSDEEP
6144:ncm4FmowdHoS6rW3NNTvBu6wo2J4JAgNXkArR/rtXOLtu4J6KvvLp3OKtUuuuTEp:14wFHoSeM/Tpu6w14JAOkIRhOBu4JhvU
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 -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 015845aed5aff0049b9dfdd77295c730_NEAS
Files
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015845aed5aff0049b9dfdd77295c730_NEAS.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 104KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
tkjdelw Size: 40KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.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