Behavioral task
behavioral1
Sample
2024-04-09_c31555c768dd8d94ff58d6835a976ffc_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-09_c31555c768dd8d94ff58d6835a976ffc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_c31555c768dd8d94ff58d6835a976ffc_cryptolocker
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Size
62KB
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MD5
c31555c768dd8d94ff58d6835a976ffc
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SHA1
76bbcfe503222ea11dff21c7824bbd356a55ac34
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SHA256
48cf3ab367283d30c0f237f806a32d5d881079ca20b1292725602c95d7f49aa8
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SHA512
e1d8b610049ba2fb197d878f4c3649ca5d5fcce79c2fe222051d47c9735b39a0fa67d5908395857d7ca858c6cce52b0c5f8f73e4517d8cd34afd686468f4a75f
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5SaG7:T6QFElP6n+gxmddpMOtEvwDpjwa3xi
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 2024-04-09_c31555c768dd8d94ff58d6835a976ffc_cryptolocker
Files
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2024-04-09_c31555c768dd8d94ff58d6835a976ffc_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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