Behavioral task
behavioral1
Sample
2024-04-26_753e77f4b50c663778b48d24341420a2_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-26_753e77f4b50c663778b48d24341420a2_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-26_753e77f4b50c663778b48d24341420a2_cryptolocker
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Size
95KB
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MD5
753e77f4b50c663778b48d24341420a2
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SHA1
ac5e22493721046727eb112d74c5325df372340a
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SHA256
fac9dc9edd8b069b0d95e1067b6dac1b2cee105b32c59cf05ab744379b8c8e61
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SHA512
023ff6267d2a9680d3a27143a3ddbffa2f06b2be6be78f4bda652a7c7d3874a43c799f9fbb59756bc19903e23bf5c64c6224255ce5a5e0427fdccec1dbb86892
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bO:zCsanOtEvwDpjBC
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 2024-04-26_753e77f4b50c663778b48d24341420a2_cryptolocker
Files
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2024-04-26_753e77f4b50c663778b48d24341420a2_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