Behavioral task
behavioral1
Sample
2024-02-29_f91edae70be3d0e2695f4067ae32b203_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_f91edae70be3d0e2695f4067ae32b203_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-29_f91edae70be3d0e2695f4067ae32b203_cryptolocker
-
Size
106KB
-
MD5
f91edae70be3d0e2695f4067ae32b203
-
SHA1
689171171af1997efa002d346105b1e7c385b6a1
-
SHA256
eb7837a763f3027299dd6db506211fd5bc8346b27cb639814c7a3f984a364108
-
SHA512
351d453378d1720cf98df9add5276d8f433b9902cf9cebc0cbc2cd4f01b4655ecda5896f4e3162d768b77b38d2980daecb367e410319d682697a0fe03022d014
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gks2:1nK6a+qdOOtEvwDpj2
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 2024-02-29_f91edae70be3d0e2695f4067ae32b203_cryptolocker
Files
-
2024-02-29_f91edae70be3d0e2695f4067ae32b203_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE