Overview
overview
7Static
static
7ScriptJPG.cmd
windows7-x64
1ScriptJPG.cmd
windows10-2004-x64
1lib/jpegoptim.exe
windows7-x64
1lib/jpegoptim.exe
windows10-2004-x64
1lib/jpegrescan.pl
windows7-x64
3lib/jpegrescan.pl
windows10-2004-x64
3lib/jpegtran.exe
windows7-x64
7lib/jpegtran.exe
windows10-2004-x64
7lib/jscl.exe
windows7-x64
7lib/jscl.exe
windows10-2004-x64
7lib/miniperl.exe
windows7-x64
7lib/miniperl.exe
windows10-2004-x64
7lib/packjpg.exe
windows7-x64
7lib/packjpg.exe
windows10-2004-x64
7lib/pngout.exe
windows7-x64
1lib/pngout.exe
windows10-2004-x64
1Behavioral task
behavioral1
Sample
ScriptJPG.cmd
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
ScriptJPG.cmd
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
lib/jpegoptim.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
lib/jpegoptim.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
lib/jpegrescan.pl
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
lib/jpegrescan.pl
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
lib/jpegtran.exe
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
lib/jpegtran.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral9
Sample
lib/jscl.exe
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
lib/jscl.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
lib/miniperl.exe
Resource
win7-20231129-en
Behavioral task
behavioral12
Sample
lib/miniperl.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral13
Sample
lib/packjpg.exe
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
lib/packjpg.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
lib/pngout.exe
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
lib/pngout.exe
Resource
win10v2004-20231215-en
General
-
Target
750fe441a59bf5f9b13593ef003f4412
-
Size
551KB
-
MD5
750fe441a59bf5f9b13593ef003f4412
-
SHA1
b2935e5fbbba3266a4f43dc752dac822cca0db13
-
SHA256
20f237415445092295ae8a90ce532cec34626ce7305a5b7f10607a116e4c2ef4
-
SHA512
b6f95c98366a01207a1d03c83bccd6dcfe68f37c231d273b4c4552e6096018b0ca05085fc42ae7145013783b7c2dd7f7eb3be3aa48226914f356d868eed6c30e
-
SSDEEP
12288:QPLvQ81WT4wWj7AEL0jip4GLdY1vyQ3ccP3BlpsSo3fsp966M4+:QPLvQmbwWjEEeip4GLO1vyQ3ccFL6uMB
Malware Config
Signatures
-
resource yara_rule static1/unpack001/lib/jpegtran.exe upx static1/unpack001/lib/jscl.exe upx static1/unpack001/lib/miniperl.exe upx static1/unpack001/lib/packjpg.exe upx -
Unsigned PE 7 IoCs
Checks for missing Authenticode signature.
resource unpack001/lib/jpegoptim.exe unpack001/lib/jpegtran.exe unpack001/lib/jscl.exe unpack003/out.upx unpack001/lib/miniperl.exe unpack001/lib/packjpg.exe unpack001/lib/pngout.exe
Files
-
750fe441a59bf5f9b13593ef003f4412.zip
-
ScriptJPG.cmd.cmd .vbs
-
lib/jpegoptim.exe.exe windows:6 windows x86 arch:x86
79b3362178937bf9559741c46bb9e035
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
Sections
.MPRESS1 Size: 108KB - Virtual size: 264KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 472B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
lib/jpegrescan.pl
-
lib/jpegtran.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: 96KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 65KB - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
lib/jscl.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: 44KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 14KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
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: 44KB - Virtual size: 40KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
lib/miniperl.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: 396KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 249KB - Virtual size: 252KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
lib/packjpg.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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 316KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 78KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
lib/pngout.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
Size: - Virtual size: 21.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 36KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE