Behavioral task
behavioral1
Sample
NEAS.ef26f44aded8e82720740cd82db519b0_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.ef26f44aded8e82720740cd82db519b0_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.ef26f44aded8e82720740cd82db519b0_JC.exe
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Size
448KB
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MD5
ef26f44aded8e82720740cd82db519b0
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SHA1
e8477cb664872e3dfc74343c6015e6629d17490a
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SHA256
3e4a332f3bca901ab3524a828dd24911243c74efb85224efe65e1d5b8dc7838d
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SHA512
4038dbfc4aa43ba5884d26cd33ce99c1f3b5626e17b146ed8c63b95819f3f078e457cd9af8c80e99b8c33c65ba3d71cb38fde3d70cdd8e4e4335869d01590b09
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SSDEEP
6144:aEuRTz9pS6I97aOl3BzrUmKyIxLfYeOO9UmKyIxLiajOEjXP3HBsR4/0ePGSzxC:BuRTjw7aOlxzr3cOK3TajRfXFMKNxC
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.ef26f44aded8e82720740cd82db519b0_JC.exe
Files
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NEAS.ef26f44aded8e82720740cd82db519b0_JC.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: 51KB - Virtual size: 51KB
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: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc 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
.reloc Size: 6KB - Virtual size: 8KB
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
.reloc Size: 8KB - Virtual size: 12KB
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: 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
.text Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 5KB - Virtual size: 8KB
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