Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_a88271d4fc6f30436c4bd1b4ebd3b19b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_a88271d4fc6f30436c4bd1b4ebd3b19b_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_a88271d4fc6f30436c4bd1b4ebd3b19b_cryptolocker
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Size
40KB
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MD5
a88271d4fc6f30436c4bd1b4ebd3b19b
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SHA1
24aa734dc3a3aaf499ee68a19b801935079523d6
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SHA256
92ba71cf30b6a814955ab801d7adb65ce68108ae379ec09cb13e51446c018813
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SHA512
46ada59699d8c1a353b5db62ca6683a9c1bf5fec824046e496b6be29cf22b00d95285b0251c3363c789ec62d3b0ab830a144848b569e596090539566dbbad278
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/CyYI:6j+1NMOtEvwDpjrRD
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 2024-02-25_a88271d4fc6f30436c4bd1b4ebd3b19b_cryptolocker
Files
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2024-02-25_a88271d4fc6f30436c4bd1b4ebd3b19b_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