Behavioral task
behavioral1
Sample
a23d2c86edb3912e314f9722555e294e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
a23d2c86edb3912e314f9722555e294e.exe
Resource
win10v2004-20231215-en
General
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Target
a23d2c86edb3912e314f9722555e294e.exe
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Size
391KB
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MD5
a23d2c86edb3912e314f9722555e294e
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SHA1
07a59f3a2d5743a777452eddf5a1b48352317ee6
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SHA256
2d3616d7b813d2b95a17d256839aed531cd194ca7cdd5ba29b6bec65c5e7b40f
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SHA512
db2e0c240c71feefda134dec5f4b48d0ae457a815ab0fc37d544d137c1ad4cce4d5f7200fa3dde0c36d023b3fbf28d5cf052c03da919976ddd8e1140784deeb6
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SSDEEP
12288:ow550dUM7T9XvEhdfJkKSkU3kHyuaRB5t6k0IJogZ+SZE:ow1Mf9XvEhdfJkKSkU3kHyuaRB5t6k0F
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 a23d2c86edb3912e314f9722555e294e.exe
Files
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a23d2c86edb3912e314f9722555e294e.exe.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: 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