Behavioral task
behavioral1
Sample
NEAS.33aa028e5b60c4512711a472aa9b1fc0_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.33aa028e5b60c4512711a472aa9b1fc0_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.33aa028e5b60c4512711a472aa9b1fc0_JC.exe
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Size
336KB
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MD5
33aa028e5b60c4512711a472aa9b1fc0
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SHA1
3139da07ef6fe96c29223d8474b7d901c099ff98
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SHA256
dd633743063b540fb2aca7212aed318a51c0e0462da5cfe92e02703609736fb0
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SHA512
82f458e34d31a12b3fb12a4890737528a3cb99f4df6fef8914c6ece26c6cddcc4caa1f3339204f1fe3ce4db4ef39805d26fd10912ec48950dd14f617ca31391b
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SSDEEP
6144:EmVnkG7Rx1Ui7F9RuOO48iJH0qBLsJgTkDen3wgiJmti/zkvoPIhkD0g/fh7yNIt:AeRx1F7uOO/W0YLsJOkD09ommzkAPSkB
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 -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.33aa028e5b60c4512711a472aa9b1fc0_JC.exe
Files
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NEAS.33aa028e5b60c4512711a472aa9b1fc0_JC.exe.exe windows:4 windows 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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 41KB - Virtual size: 64KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 23KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 512B - Virtual size: 4KB
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