Static task
static1
Behavioral task
behavioral1
Sample
2024-05-21_a31fdb8f646b4a65d04eebd58d6f32ad_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-21_a31fdb8f646b4a65d04eebd58d6f32ad_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-21_a31fdb8f646b4a65d04eebd58d6f32ad_cryptolocker
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Size
52KB
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MD5
a31fdb8f646b4a65d04eebd58d6f32ad
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SHA1
53d4c9789960e251652016e5613ab34d52600a5f
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SHA256
fedd5bedde7b4f96105864b0d7ad8107f20b84471c146d462daa831748e383b3
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SHA512
a9dda935d87901b480d7836260caffce509e198f1a1c550485700c9ea03a7ed30befc02d940d0a9e2156f716e94faae97107fcdfe633045f132e40f59167d5f2
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhqlcnvhx5/xFRY+iyyN:6j+1NMOtEvwDpjr8hhXy+iyyN
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-21_a31fdb8f646b4a65d04eebd58d6f32ad_cryptolocker
Files
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2024-05-21_a31fdb8f646b4a65d04eebd58d6f32ad_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_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