Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_ac7b9bd0032856465a7a1f36d460f2b2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_ac7b9bd0032856465a7a1f36d460f2b2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_ac7b9bd0032856465a7a1f36d460f2b2_cryptolocker
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Size
57KB
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MD5
ac7b9bd0032856465a7a1f36d460f2b2
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SHA1
c534a07d5a18f2fe0c9b0081a5e84b75a20edf34
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SHA256
660f321a1652ca50f68c9b22833ad0c442f1f63275e74cbdd06df2fae7a0904c
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SHA512
e65c8fd962a2be8777f55986e3c0658396df467e59f5e83f238179acd3d5cf05e917259089a1f20dda96998a3a787e25547585bef6b6afb61c613b7b4cf0f6c5
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbP/0Geh2:xj+VGMOtEvwDpjubXdes
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 2024-03-08_ac7b9bd0032856465a7a1f36d460f2b2_cryptolocker
Files
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2024-03-08_ac7b9bd0032856465a7a1f36d460f2b2_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