Behavioral task
behavioral1
Sample
2024-03-27_1bf50e5f6720a3473d2d4a4fb6e6b0f0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-27_1bf50e5f6720a3473d2d4a4fb6e6b0f0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-27_1bf50e5f6720a3473d2d4a4fb6e6b0f0_cryptolocker
-
Size
72KB
-
MD5
1bf50e5f6720a3473d2d4a4fb6e6b0f0
-
SHA1
7b76a9d3a378332b71a474919b1742d81459b69e
-
SHA256
7a23bdfb883dcc3d9ce9ff86ccdda95b9ea68c61442a00e980a7bb7a90c2b6fd
-
SHA512
2906992c6242ce09e9229a1a759ff822bd802ffff2edb8c55380629dde21b25a41a22ccf1983c9663ea41e7fee2d84cfac1cb0f0df06c2c76952e88e39078cde
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalVZ:1nK6a+qdOOtEvwDpju
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 2024-03-27_1bf50e5f6720a3473d2d4a4fb6e6b0f0_cryptolocker
Files
-
2024-03-27_1bf50e5f6720a3473d2d4a4fb6e6b0f0_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