Behavioral task
behavioral1
Sample
2024-04-05_3075ac4561e09c6d53ecda4545c6a76e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_3075ac4561e09c6d53ecda4545c6a76e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_3075ac4561e09c6d53ecda4545c6a76e_cryptolocker
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Size
93KB
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MD5
3075ac4561e09c6d53ecda4545c6a76e
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SHA1
ea1c0a105198b992acfb2d3ab5340957713263c8
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SHA256
0bcea7bf7b8c1a966a5ee685684402daf93dd68ef98a3e4cb294b4d9eb0d8e04
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SHA512
bf8514b7fdf47fc581b000555ae1c83ba24a6bec45ba701320e648cba2d0fde8fdd9182d6c94b5008746b66715097ae22fb094a77577011e2e5b624ffbf3f37c
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/p:zCsanOtEvwDpjBp
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 2024-04-05_3075ac4561e09c6d53ecda4545c6a76e_cryptolocker
Files
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2024-04-05_3075ac4561e09c6d53ecda4545c6a76e_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