Behavioral task
behavioral1
Sample
help.chm
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
help.chm
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
lockfolder.exe
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
lockfolder.exe
Resource
win10v2004-20240709-en
Behavioral task
behavioral5
Sample
新云软件.url
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
新云软件.url
Resource
win10v2004-20240709-en
General
-
Target
3175fdc4ac981b0e45e3277ecc07250e_JaffaCakes118
-
Size
1.7MB
-
MD5
3175fdc4ac981b0e45e3277ecc07250e
-
SHA1
1bae158bddc0de48dfc1455ac4b5f8ee5f282047
-
SHA256
3269287c1b809346c7b67dbb5466d3a33f026db667e1e3e184cfc12b4214ee02
-
SHA512
f526bc9096184db70f59fd6b8811a9b256d97d95ff4d8817937d9fc374ac9509c310c10330a5ea1f9de7e7a6dc878776250a3cb9f945e1c3a13f99111290d738
-
SSDEEP
49152:l2zBu3Qir+uctETA3OvYEwF38eN+vu09xY:l2Vu3TKdt+COvYaIUxY
Malware Config
Signatures
-
resource yara_rule static1/unpack001/lockfolder.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/lockfolder.exe unpack002/out.upx
Files
-
3175fdc4ac981b0e45e3277ecc07250e_JaffaCakes118.rar
-
help.chm.chm
-
lockfolder.exe.exe windows:4 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: - Virtual size: 1.5MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 933KB - Virtual size: 936KB
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
-
out.upx.exe windows:4 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
.text Size: 780KB - Virtual size: 779KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.3MB - Virtual size: 1.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 68KB - Virtual size: 238KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 24KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
使用密码.txt
-
新云软件.url.url