Behavioral task
behavioral1
Sample
2024-05-28_a7771c790c7bb5c3f0ff46e5bd7940eb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_a7771c790c7bb5c3f0ff46e5bd7940eb_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_a7771c790c7bb5c3f0ff46e5bd7940eb_cryptolocker
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Size
90KB
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MD5
a7771c790c7bb5c3f0ff46e5bd7940eb
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SHA1
ffacd359a9a0d7184b8e2d85129c49287c8a8410
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SHA256
970b644f3e12891824ce5708a32f9334505d1ddbf4c00db2df51e65befc6b023
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SHA512
6dde4e9c0b61029bf3076fa0f40cbe0206bb5dee1d1cdd9e4c8b31ea6466b73f5d07b134d731db4051dbbc2bd09ce92daecab69561bd943feade1c12a2dd894b
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/I:n6a+1SEOtEvwDpjYYvQd2PP
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-28_a7771c790c7bb5c3f0ff46e5bd7940eb_cryptolocker
Files
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2024-05-28_a7771c790c7bb5c3f0ff46e5bd7940eb_cryptolocker.exe windows:5 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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE