Behavioral task
behavioral1
Sample
NEAS.b1ab4556fac3d7b050ec8f64b7953130_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.b1ab4556fac3d7b050ec8f64b7953130_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.b1ab4556fac3d7b050ec8f64b7953130_JC.exe
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Size
268KB
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MD5
b1ab4556fac3d7b050ec8f64b7953130
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SHA1
daa74fc2f1362dcbfa760f53845f8430fedcfdc8
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SHA256
97964dab8606c4ea77410afc5e9344a2452b22873a72d3814936e2059e817f07
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SHA512
1ae223126adb5a20de7476a9583a26714f1accc1b92b8daec5fa1b05232983d9e836ef5faee6b5b072fcff60e1a2bffd3655f8a0431b1eeb99be5e53e9337065
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SSDEEP
6144:tmVn8UzbF68H3S8+b6uyptXIi9u/mp8saZHRD4v4M84Z9YkF/GeHNHyORQdcIKtR:Y68XS8+d8HamysaZHRD44M3ZzF/Gez2E
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.b1ab4556fac3d7b050ec8f64b7953130_JC.exe
Files
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NEAS.b1ab4556fac3d7b050ec8f64b7953130_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 41KB - Virtual size: 64KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 23KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.imports Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE