Behavioral task
behavioral1
Sample
2024-02-04_35cb623cd5768b3f808b1b6e7b282bf8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_35cb623cd5768b3f808b1b6e7b282bf8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-04_35cb623cd5768b3f808b1b6e7b282bf8_cryptolocker
-
Size
109KB
-
MD5
35cb623cd5768b3f808b1b6e7b282bf8
-
SHA1
809218ae2d2dbbd88c31a42c1f025a8769151320
-
SHA256
cec4adc48cda8fcfdb6392e402f367991e5a6fbf3c310229ed6ec7bf777ddeb9
-
SHA512
c9d7009636d15a1912cb41782fb02bcb0f5558edef3a506900ad5de4f8ef13a652f2f1952cca4a0a531834b955c1929b92eeddc329f387e16c313afb6803463c
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg64:z6a+CdOOtEvwDpjczb
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 2024-02-04_35cb623cd5768b3f808b1b6e7b282bf8_cryptolocker
Files
-
2024-02-04_35cb623cd5768b3f808b1b6e7b282bf8_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_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