Behavioral task
behavioral1
Sample
2024-03-25_e981988b3e3478de645758b18678980d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_e981988b3e3478de645758b18678980d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-25_e981988b3e3478de645758b18678980d_cryptolocker
-
Size
62KB
-
MD5
e981988b3e3478de645758b18678980d
-
SHA1
c6f0edf14324c12bc23629da06655aaad192b3b8
-
SHA256
c71ff81cc2beb348d69beddffd2e1c9b3266445ed8188ae2fb17e5258cccf786
-
SHA512
0a720db0ab936525259431e160bfba772e08b0b6ae7c06db23c9184b402ed117adbdbfad0e6f64b125b89d8b19b1ea17af37899b0cfb43415cbb2aaedee4fd0d
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVuC6ZA:zj+soPSMOtEvwDpj4kpmeLmncy
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 2024-03-25_e981988b3e3478de645758b18678980d_cryptolocker
Files
-
2024-03-25_e981988b3e3478de645758b18678980d_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_CODE
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