Behavioral task
behavioral1
Sample
2024-04-19_544c3e350553f38f5a3a23b1f306b39f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_544c3e350553f38f5a3a23b1f306b39f_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_544c3e350553f38f5a3a23b1f306b39f_cryptolocker
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Size
79KB
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MD5
544c3e350553f38f5a3a23b1f306b39f
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SHA1
9949703cc9c7f5c4d655c564e9f443cc0303a249
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SHA256
8077da388a319e8493f1e69510edfe97e4015fcb86de433dbdea1366ff3d92da
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SHA512
e95614e27dbbcbeef939e889a041de1e17d928ff477b406fa064d458103892579dbff0cef932df4d87d674916482578ee685735cc4ba631c7dab0bf53abf1615
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qv:zCsanOtEvwDpjL
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 2024-04-19_544c3e350553f38f5a3a23b1f306b39f_cryptolocker
Files
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2024-04-19_544c3e350553f38f5a3a23b1f306b39f_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