Behavioral task
behavioral1
Sample
2024-05-08_0f7dc99db13765bd384df18011256ec8_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-08_0f7dc99db13765bd384df18011256ec8_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-08_0f7dc99db13765bd384df18011256ec8_cryptolocker
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Size
80KB
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MD5
0f7dc99db13765bd384df18011256ec8
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SHA1
ba72b8138d840bf2cb9e1a3da9b11e5c87036c44
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SHA256
a7b18312edbfe50f03b400bd0763845fd7d54ebd8f8db55851063282c100f63d
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SHA512
a499b8aa92edcc220e6d7639b7040722a05e64e198fd66af023f7e90f058b5877f87bea2f9ea88998f951a72a8ae5c5c315d6c9f2b26a17e10297c248cfaf893
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdI:T6a+rdOOtEvwDpjNt6
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 2024-05-08_0f7dc99db13765bd384df18011256ec8_cryptolocker
Files
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2024-05-08_0f7dc99db13765bd384df18011256ec8_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