Behavioral task
behavioral1
Sample
2024-05-13_42a9d7183d54cf204752e98237879f00_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-13_42a9d7183d54cf204752e98237879f00_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-13_42a9d7183d54cf204752e98237879f00_cryptolocker
-
Size
65KB
-
MD5
42a9d7183d54cf204752e98237879f00
-
SHA1
36e3b60b71cd83bb09d8e0b0bc827e805e48bb22
-
SHA256
1a4baf58b16f9be8d57b8a52e93a6df3f664a4b51b474cc099ef99ebec658bc6
-
SHA512
ad5b7cac4aae70a5b226bb5c92d6f3f6e6fc6a1389471f2b1da178b046e67702804a2ed813d05ffffd5e53f6f55575f49e28939303ca0929cb4181f629f5a72a
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXMK:1nK6a+qdOOtEvwDpjF
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 2024-05-13_42a9d7183d54cf204752e98237879f00_cryptolocker
Files
-
2024-05-13_42a9d7183d54cf204752e98237879f00_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