Behavioral task
behavioral1
Sample
2024-01-29_2bfdad26e3d9f47727375e113aef8f60_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_2bfdad26e3d9f47727375e113aef8f60_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-29_2bfdad26e3d9f47727375e113aef8f60_cryptolocker
-
Size
79KB
-
MD5
2bfdad26e3d9f47727375e113aef8f60
-
SHA1
a06744d6e70a9353590d6b28496f0572f350dff0
-
SHA256
2f7fa0c93f5c82367f2a765774c6e4af7ff4a09667ee615859f18f65ff504e63
-
SHA512
b021bde65496b138dd23bbd8506ec2a9f5b916a9d76b934a93beef31f2581f53f54e2738235496a680a2589dd59bb35f656583bc125a6cbd94e41a4d31368d7d
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdl:T6a+rdOOtEvwDpjNtz
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_2bfdad26e3d9f47727375e113aef8f60_cryptolocker
Files
-
2024-01-29_2bfdad26e3d9f47727375e113aef8f60_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