Behavioral task
behavioral1
Sample
2024-02-13_e91985aab56d1354867a1a991fade899_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_e91985aab56d1354867a1a991fade899_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-13_e91985aab56d1354867a1a991fade899_cryptolocker
-
Size
64KB
-
MD5
e91985aab56d1354867a1a991fade899
-
SHA1
54a454eb7604b369543a55986d29b05da8672a03
-
SHA256
fbe6764540e169d2df27c92ffff347ed5f7a3bed3a362e9290ef4f202479a31f
-
SHA512
3f00261fd5b26d3d34803db53e336fc66d6bf15d16a3a960791085142f4b1e2929cdd246f203e4e29b1bf8ac5501403ec8568299c3924c4d07841c193a509e3c
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXaR:1nK6a+qdOOtEvwDpjS
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 2024-02-13_e91985aab56d1354867a1a991fade899_cryptolocker
Files
-
2024-02-13_e91985aab56d1354867a1a991fade899_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