Behavioral task
behavioral1
Sample
2024-02-23_c227cf3eabb75fcc5387f34ab375a635_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-23_c227cf3eabb75fcc5387f34ab375a635_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-23_c227cf3eabb75fcc5387f34ab375a635_cryptolocker
-
Size
107KB
-
MD5
c227cf3eabb75fcc5387f34ab375a635
-
SHA1
360e635d73c833c08856596c71de6ef21cc108b8
-
SHA256
36ab2cd0d489b4d79efa7292df71ff36203d8e61e1cc4a5efe8b92089601d1ee
-
SHA512
b0427614146d3c2ec5b3dca11611930f6db0a8719491e565c2868afc32ea93af0fa546db039273725bd6bb7a215e0b7681eea4c2aeb2e754c8733655f6ce6a78
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GkszfK:1nK6a+qdOOtEvwDpjm
Malware Config
Signatures
-
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 2024-02-23_c227cf3eabb75fcc5387f34ab375a635_cryptolocker
Files
-
2024-02-23_c227cf3eabb75fcc5387f34ab375a635_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE