Behavioral task
behavioral1
Sample
2024-01-29_c2e29330964cb6e86db2b9ff1f56e5b4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_c2e29330964cb6e86db2b9ff1f56e5b4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-29_c2e29330964cb6e86db2b9ff1f56e5b4_cryptolocker
-
Size
115KB
-
MD5
c2e29330964cb6e86db2b9ff1f56e5b4
-
SHA1
391567c047a3cbe32d9a4e0ee131bbb4e8840747
-
SHA256
12308d4d037a65549ff3c6764516acce13da78f62cc8b6416281082797bb0609
-
SHA512
4a05729cf6903d9cecc1fb30cdbd0bb5be5c22b888022916f9b8744d8ac77111e531b01901cc9c9c445b97c74fe1fb0d05ca640f3b280df01dd00873e9cc8763
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01D: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 2024-01-29_c2e29330964cb6e86db2b9ff1f56e5b4_cryptolocker
Files
-
2024-01-29_c2e29330964cb6e86db2b9ff1f56e5b4_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