Behavioral task
behavioral1
Sample
2024-06-04_89a540b0f2f3698f4be72c8af278d37b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-04_89a540b0f2f3698f4be72c8af278d37b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-04_89a540b0f2f3698f4be72c8af278d37b_cryptolocker
-
Size
53KB
-
MD5
89a540b0f2f3698f4be72c8af278d37b
-
SHA1
adcb6a0c300300687b8e216a71582d229c203c00
-
SHA256
c8fd2ee8abdba59d383003053239e1796212380548433a0c2544044cccfcdf6f
-
SHA512
6cad705244600a583a69685d4b6185af2c8666854117d75a6c6c78efe1fc9911f558de5e576a1b1740314bdc72722eb5a1fbd933375246d4ee91bf482c0a08f1
-
SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXS:bODOw9acifAoc+v9
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 2024-06-04_89a540b0f2f3698f4be72c8af278d37b_cryptolocker
Files
-
2024-06-04_89a540b0f2f3698f4be72c8af278d37b_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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