Behavioral task
behavioral1
Sample
2024-05-26_3ac982621b8cd91825563eac2cf5b876_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-26_3ac982621b8cd91825563eac2cf5b876_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-26_3ac982621b8cd91825563eac2cf5b876_cryptolocker
-
Size
56KB
-
MD5
3ac982621b8cd91825563eac2cf5b876
-
SHA1
c5b34c5bfcf6fcdf8d91a78c772473970b3219ed
-
SHA256
d6178d2491c857c0874172784dcf94b48fb0168df9c78c0b9eeccf76380ed269
-
SHA512
d2031a967bc63c50e0ba172bf962d1ffc86d65b49f33baa9ba2fcb9c5379ee08a2d470907071e37ae3b74215eff5db25efa23c581412d42948d580d255a74225
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlg1:bP9g/xtCS3Dxx0J
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-26_3ac982621b8cd91825563eac2cf5b876_cryptolocker
Files
-
2024-05-26_3ac982621b8cd91825563eac2cf5b876_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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