Static task
static1
Behavioral task
behavioral1
Sample
2024-06-01_00578a389763b4f3fd97f0d9760d9fb8_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-01_00578a389763b4f3fd97f0d9760d9fb8_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_00578a389763b4f3fd97f0d9760d9fb8_cryptolocker
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Size
47KB
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MD5
00578a389763b4f3fd97f0d9760d9fb8
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SHA1
3403564bb826f93a8ee30c5f4152846299cbebdb
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SHA256
fd6ec3a62df2a274e853e9caeb6e75b8e2e3a9f8b280f93a50eaeb50e464d4f6
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SHA512
fc322745fb7cd2607b77bb6af7088cd87489fdb82105328dbdfd2d08cb285aedfed641aedbb80f735b06e367376160587cadb6bc9a34abd207ffb0e42b706c83
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaRhZl/:xj+VGMOtEvwDpjy+TRhb/
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 2024-06-01_00578a389763b4f3fd97f0d9760d9fb8_cryptolocker
Files
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2024-06-01_00578a389763b4f3fd97f0d9760d9fb8_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: 13KB - Virtual size: 16KB
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