Behavioral task
behavioral1
Sample
NEAS.b855077b45106d78ff1de67d7ad3a210.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.b855077b45106d78ff1de67d7ad3a210.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.b855077b45106d78ff1de67d7ad3a210.exe
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Size
235KB
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MD5
b855077b45106d78ff1de67d7ad3a210
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SHA1
303e961631942b62d08a094ca90ba988cd153056
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SHA256
35f1f7b39ec20133dfeb32b46d94af6b266701459d22004716f25d5825225b84
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SHA512
b3d5ca8731e0c8a4b5a93e365b0d02e59198e324205588e99caa05cb76bb413b8c17acf9b689f67225d134698888c07f7b07b21c69ac18db1c0003cccfde1d1d
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SSDEEP
3072:a3Xm3Y0/HOVMgu+tAcrbFAJc+RsUi1aVDkOvhJjvJ4vnZy7L5AuJaW4bI5:/Z/ulrtMsQB+vn87L5A5
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.b855077b45106d78ff1de67d7ad3a210.exe
Files
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NEAS.b855077b45106d78ff1de67d7ad3a210.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: 31KB - Virtual size: 31KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: - Virtual size: 132KB
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
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.l1 Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
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