Behavioral task
behavioral1
Sample
383a249a70bc5ec806d5876c1b9a611b_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
383a249a70bc5ec806d5876c1b9a611b_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
-
Target
383a249a70bc5ec806d5876c1b9a611b_cryptolocker_JC.exe
-
Size
32KB
-
MD5
383a249a70bc5ec806d5876c1b9a611b
-
SHA1
05f8cd0a275a67a373afd278354d99c56d5beb18
-
SHA256
1592d1974fe0a7380434c9a78b99f8da21518fa729085ca5efecac67ac98215b
-
SHA512
3b47d31630a578d52d74509523d73258ac30f031351b187a3a4fef84d0196c469f8d95c2329f5572ea10dc3ddaa8dca772c40d952ca763ed9a5d0bc66a1ba4c8
-
SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLa7o1N:qUmnpomddpMOtEvwDpjjaeN
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 383a249a70bc5ec806d5876c1b9a611b_cryptolocker_JC.exe unpack001/out.upx
Files
-
383a249a70bc5ec806d5876c1b9a611b_cryptolocker_JC.exe.exe windows 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: - Virtual size: 32KB
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
-
out.upx.exe windows 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
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ