Behavioral task
behavioral1
Sample
2024-06-02_f544889c0465942dcd15a93a97f5dc91_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-02_f544889c0465942dcd15a93a97f5dc91_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-02_f544889c0465942dcd15a93a97f5dc91_cryptolocker
-
Size
53KB
-
MD5
f544889c0465942dcd15a93a97f5dc91
-
SHA1
6d2fb3acbae3e97b0411f0e26bc1201c87c65bfe
-
SHA256
a17b5b61b6bd25454664c306ab6ff8f254983ce8797824ddde87019deb796ded
-
SHA512
daada3e0cec64a8887bbee073deb73cb2de1be5f50cbba76d69458ca36afdcab6a54535c68443421dee3fa52f133bcbedf893ee41d14feaf3d8746e3815e7cb7
-
SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOt:bODOw9acifAoc+vi
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 2024-06-02_f544889c0465942dcd15a93a97f5dc91_cryptolocker
Files
-
2024-06-02_f544889c0465942dcd15a93a97f5dc91_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