Behavioral task
behavioral1
Sample
2024-03-14_577a20028c5b2a9d0934b44a4f1143db_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_577a20028c5b2a9d0934b44a4f1143db_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-03-14_577a20028c5b2a9d0934b44a4f1143db_cryptolocker
-
Size
108KB
-
MD5
577a20028c5b2a9d0934b44a4f1143db
-
SHA1
132dd887f58db4b86bcfc93b78193123bc9d56ec
-
SHA256
946f6ef6d1e041d755e946bd0696387d4d010c8ab5de7d5fdd455a0f52211828
-
SHA512
47dc7a13c6cd7d3bda5c396e33d8331593d6689977db62714ec85c9ff98e187fbbb2a699d1074ac427f716b13783cc9d640a44a03e05deeb0263ae62f3cd642b
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gkszfx:1nK6a+qdOOtEvwDpjl
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 2024-03-14_577a20028c5b2a9d0934b44a4f1143db_cryptolocker
Files
-
2024-03-14_577a20028c5b2a9d0934b44a4f1143db_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