Behavioral task
behavioral1
Sample
2024-01-26_4b5261fd6005e3fde775a51d23b477cb_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_4b5261fd6005e3fde775a51d23b477cb_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-26_4b5261fd6005e3fde775a51d23b477cb_cryptolocker
-
Size
104KB
-
MD5
4b5261fd6005e3fde775a51d23b477cb
-
SHA1
f0ff43eaa0654c98d2b5d12f7359aef2a129dd8e
-
SHA256
497648c38748b15cf7fc28ed29e692a18d07a26dcd66bb64fdd968aa3b0649ed
-
SHA512
226f0faae810a12dd0ff431d6d93cf15c9ae58286a340e4b2f512d4bd6a25c34568007313944e87cd052f1ceb26655a0fe4fef7a8b7b67e74fe02d03c55fb5d0
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksr:1nK6a+qdOOtEvwDpjr
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_4b5261fd6005e3fde775a51d23b477cb_cryptolocker
Files
-
2024-01-26_4b5261fd6005e3fde775a51d23b477cb_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