Behavioral task
behavioral1
Sample
NEAS.ef97fc534e92a445bdbcfcdd375457d0.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.ef97fc534e92a445bdbcfcdd375457d0.exe
Resource
win10v2004-20231023-en
General
-
Target
NEAS.ef97fc534e92a445bdbcfcdd375457d0.exe
-
Size
384KB
-
MD5
ef97fc534e92a445bdbcfcdd375457d0
-
SHA1
49300d7a9e9761f5394c5b3630c1a324dda27936
-
SHA256
ad93c0f90ea6579c5867600b4fda1ac2e8e9e3a144102772abd456e3091a965b
-
SHA512
a47c00eb053b3e7d25825db8a6fe653759e290f5089ee203a1380369ac37784a62e9b017c42a75da0d0267b0e6ded8cea2926e239eab772e84db6a3070458fec
-
SSDEEP
6144:94ioTZEhW7DzTYaT15f7o+STYaT15fsnoW6B1S6Kvw2fV9rU+Lw6gYviIajJsnI5:96ecjTYapJoTYapbt1S3vwyjrU+LKYAF
Malware Config
Signatures
-
Berbew family
-
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.ef97fc534e92a445bdbcfcdd375457d0.exe
Files
-
NEAS.ef97fc534e92a445bdbcfcdd375457d0.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
.bss 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
.idata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.fldo 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
.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