Behavioral task
behavioral1
Sample
2024-01-26_27cfb1de006b79049afa3d2976e92da8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_27cfb1de006b79049afa3d2976e92da8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-26_27cfb1de006b79049afa3d2976e92da8_cryptolocker
-
Size
61KB
-
MD5
27cfb1de006b79049afa3d2976e92da8
-
SHA1
d267d165476d3e5961ce08e1bc40ab922644cae4
-
SHA256
240aeea3767c8980b11e9b3b74a22c9e3b860fb4e2fc34c8e3c0fc6a5eb68ff7
-
SHA512
1dcb43def092ae9611c2f28dc578b360906bbd7d10544390470ac91b3db97b56ac47c6bf523d3d682487109d96239aec3a62e74084fa5b68377a60bf6fb045af
-
SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5h920w:T6QFElP6n+gxmddpMOtEvwDpjwa3Lvw
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 2024-01-26_27cfb1de006b79049afa3d2976e92da8_cryptolocker
Files
-
2024-01-26_27cfb1de006b79049afa3d2976e92da8_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