Behavioral task
behavioral1
Sample
NEAS.4ef6f94b7d16316aca7c2479b2785f50.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.4ef6f94b7d16316aca7c2479b2785f50.exe
Resource
win10v2004-20231020-en
General
-
Target
NEAS.4ef6f94b7d16316aca7c2479b2785f50.exe
-
Size
445KB
-
MD5
4ef6f94b7d16316aca7c2479b2785f50
-
SHA1
1ffd0413b7d3cf8033073fc1c0c4ccaf83c6ca84
-
SHA256
bf54fa3f12a953983bd6b77329d7d42ec4ad58435b74685509d3527a9af86dd6
-
SHA512
4b00b4222f043bc88cead2862decaba5cd8a79cda8a0ffdd7945864c83f06722c36cad8cae98d65eaff46fa9ee1f0f408c75cc7a95d3ab8f3d21bfb62c9c0a5e
-
SSDEEP
12288:EK6VcNDEpV6yYPMLnfBJKFbhDwBpV6yYP0riuoCgNbbko8JfSIuMUb1V4D0:r6VmEWMLnfBJKhVwBW0riuoCgNbbj8Jq
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.4ef6f94b7d16316aca7c2479b2785f50.exe
Files
-
NEAS.4ef6f94b7d16316aca7c2479b2785f50.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: 45KB - Virtual size: 45KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 122KB
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: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ajelhf Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
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
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ