Behavioral task
behavioral1
Sample
20796dd9b2e05da1bde4483a05337c80_NEAS.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
20796dd9b2e05da1bde4483a05337c80_NEAS.exe
Resource
win10v2004-20240419-en
General
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Target
20796dd9b2e05da1bde4483a05337c80_NEAS
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Size
229KB
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MD5
20796dd9b2e05da1bde4483a05337c80
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SHA1
04568bd24dca01cd3909bac16fd5875589f3330d
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SHA256
921950b797bf6af12e7f2717fd72575bb17a05b82c928b2bf290d9622f3491df
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SHA512
570b84d10e980ab1d2f93cb6e18307fa28459f799e5745e38a9202d89342538e0ee7fbe74a8560967f5c174dfbd283ea0638561aa2db3b3ad98652f9698a4505
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SSDEEP
6144:LK70Mf+c+u271+HZ/pvkym/89bYEwPhCKvav:uYr7AIfFfvav
Malware Config
Signatures
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Berbew family
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Malware Dropper & Backdoor - Berbew 1 IoCs
Berbew is a backdoor Trojan malware with capabilities to download and install a range of additional malicious software, such as other Trojans, ransomware, and cryptominers.
resource yara_rule sample family_berbew -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 20796dd9b2e05da1bde4483a05337c80_NEAS
Files
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20796dd9b2e05da1bde4483a05337c80_NEAS.exe windows:1 windows x86 arch: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
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.flh Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 7KB - 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
.00cfg Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text 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: 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: 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