Behavioral task
behavioral1
Sample
NEAS.859c4316d5c2d8d3a199274887eb6e8f_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.859c4316d5c2d8d3a199274887eb6e8f_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.859c4316d5c2d8d3a199274887eb6e8f_JC.exe
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Size
242KB
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MD5
859c4316d5c2d8d3a199274887eb6e8f
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SHA1
281d8130bad5ba77a20f7c255e1d11b6702dcd63
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SHA256
f07e17bfa4186a7488547e493a9f1be6aa2c7cad4487ff7752ff5521df66d3bb
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SHA512
d848a8d3a63a3e026e8172eb6ae6e5b9ed84f2fd54ecd4cb052930c974e0090bd66ec40f6d1556acde159f5eac7979fe910035c0bde857066b0c8b83ed2b4251
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SSDEEP
6144:yUSiZTK40V2a4PdyoeV/Hwz4zmpPNipd5sFPkJ8Z:yUvRK4Y/4PdyoIHufPNa5oP48Z
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 -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.859c4316d5c2d8d3a199274887eb6e8f_JC.exe
Files
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NEAS.859c4316d5c2d8d3a199274887eb6e8f_JC.exe.exe windows:4 windows 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: 496KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 75KB - Virtual size: 76KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rdata Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.reloc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ