Behavioral task
behavioral1
Sample
2024-06-12_099f16af73a2ab404447e25da4c6ccc9_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-12_099f16af73a2ab404447e25da4c6ccc9_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-12_099f16af73a2ab404447e25da4c6ccc9_cryptolocker
-
Size
53KB
-
MD5
099f16af73a2ab404447e25da4c6ccc9
-
SHA1
77cda503bda4fc06b3d17b2afaf8bc0492e87aa0
-
SHA256
cf008dd97e29f8daf0477cecfbca34625210cd98e697857e61acf0094f33c59c
-
SHA512
9ab9124057edc84c450be9e3697cfcfad7a421ab447a070bef12af740d090218a531c9297987303f17515344a99cc4fa09c1dd0eee1df7394b3a51461302dbb8
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOmC:z6QFElP6n+gKmddpMOtEvwDpj31imC
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 2024-06-12_099f16af73a2ab404447e25da4c6ccc9_cryptolocker
Files
-
2024-06-12_099f16af73a2ab404447e25da4c6ccc9_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_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