Behavioral task
behavioral1
Sample
2024-05-05_c9fd91de39796273ec144bfbce7c2e94_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-05_c9fd91de39796273ec144bfbce7c2e94_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-05_c9fd91de39796273ec144bfbce7c2e94_cryptolocker
-
Size
77KB
-
MD5
c9fd91de39796273ec144bfbce7c2e94
-
SHA1
ac43ea25254310d93fa8a4cf47e1bfdf4a4cedd0
-
SHA256
a248b09f9a67ced06114323c9a9b8775a0d46ce68b8590f238e04bdee929423c
-
SHA512
1673ee4714e02f0eb70b4e2532a547ce33921c488b6a00709c685df776f60e8f410bbef2a18679f816f508e88c483596fd70ff2ab123e10ceb2ccaf2d5c32684
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxi:T6a+rdOOtEvwDpjNtHPp
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 2024-05-05_c9fd91de39796273ec144bfbce7c2e94_cryptolocker
Files
-
2024-05-05_c9fd91de39796273ec144bfbce7c2e94_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