Behavioral task
behavioral1
Sample
2024-01-23_26397b7ddf2603533e2d4371b7e3c3c5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_26397b7ddf2603533e2d4371b7e3c3c5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-23_26397b7ddf2603533e2d4371b7e3c3c5_cryptolocker
-
Size
64KB
-
MD5
26397b7ddf2603533e2d4371b7e3c3c5
-
SHA1
278f1d90422909f8f2ca5e7c4fc8cbc6d51efb4c
-
SHA256
c247923b957123b230e2dfe8c52388354861b7d4c9604ca4b66263f8e9c306de
-
SHA512
8c00200472b7c277d24344dc41e1985b667b10e4a645219e545262627d9f2536febf52aef01a2715ca25b353d5f5c5c607e94a71c140090f8d3350c2f2776992
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXE:1nK6a+qdOOtEvwDpjE
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 2024-01-23_26397b7ddf2603533e2d4371b7e3c3c5_cryptolocker
Files
-
2024-01-23_26397b7ddf2603533e2d4371b7e3c3c5_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