Behavioral task
behavioral1
Sample
4f9fb8a485adeda2f471551c7c2624c0be6f8ac0cf6a83e5495006efea26f2a4.exe
Resource
win7-20231129-en
General
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Target
4f9fb8a485adeda2f471551c7c2624c0be6f8ac0cf6a83e5495006efea26f2a4.exe
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Size
294KB
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MD5
267dcc77604fa2cdc37573ebfaba5590
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SHA1
4b6597d51a86c6886424d8d17c72ec69f7cced84
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SHA256
4f9fb8a485adeda2f471551c7c2624c0be6f8ac0cf6a83e5495006efea26f2a4
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SHA512
dffddd160a81aa01a2c9a90ff3b065156e335ed2efc03ee9b16cd8bea55db569317cccbd0f85851ad274e6677296ee093bd442f24d48fdc35313d27791474861
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SSDEEP
6144:ccm4FmowdHoSQkuObHq9ltAszBd+za/p1slTjZXvEQo9dftON:K4wFHoSQkuUHk1zBR/pMT9XvEhdf+
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.
Processes:
resource yara_rule sample family_berbew -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 4f9fb8a485adeda2f471551c7c2624c0be6f8ac0cf6a83e5495006efea26f2a4.exe
Files
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4f9fb8a485adeda2f471551c7c2624c0be6f8ac0cf6a83e5495006efea26f2a4.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.reloc Size: - Virtual size: 104KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 40KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.idata Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.text Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 10KB - Virtual size: 12KB
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: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ