Behavioral task
behavioral1
Sample
2024-05-17_7c39b54cf0f98c5a8549864769d224e4_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-17_7c39b54cf0f98c5a8549864769d224e4_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-17_7c39b54cf0f98c5a8549864769d224e4_cryptolocker
-
Size
51KB
-
MD5
7c39b54cf0f98c5a8549864769d224e4
-
SHA1
2fcce03766fcd12d926f969b49ef1805ec4b9670
-
SHA256
7b0cac9e76174af585928635de68c69d6bf1e55ba1e49bcd36e2d436239fb7b1
-
SHA512
5578ac907e42edfeeb29e61153909178ec1aadb330b697157fcb7c2dc16b8c9364752050ab7510a344b44951abd7dcda8bbe0162e09a1802b8dd272fde8628ff
-
SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtXa:bODOw9acifAoc+vXa
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-17_7c39b54cf0f98c5a8549864769d224e4_cryptolocker
Files
-
2024-05-17_7c39b54cf0f98c5a8549864769d224e4_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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