Overview
overview
3Static
static
3stool/Plug...sm.dll
windows7-x64
1stool/Plug...sm.dll
windows10-2004-x64
1stool/Plug...PI.dll
windows7-x64
1stool/Plug...PI.dll
windows10-2004-x64
1stool/Plug...86.dll
windows7-x64
1stool/Plug...86.dll
windows10-2004-x64
1stool/Plug...86.dll
windows7-x64
1stool/Plug...86.dll
windows10-2004-x64
1stool/Plug...86.dll
windows7-x64
1stool/Plug...86.dll
windows10-2004-x64
1stool/Plug...64.dll
windows7-x64
1stool/Plug...64.dll
windows10-2004-x64
1stool/Plug...86.dll
windows7-x64
1stool/Plug...86.dll
windows10-2004-x64
1stool/Plug...64.dll
windows7-x64
1stool/Plug...64.dll
windows10-2004-x64
1stool/Plug...86.dll
windows7-x64
1stool/Plug...86.dll
windows10-2004-x64
1stool/Stea...LI.exe
windows7-x64
1stool/Stea...LI.exe
windows10-2004-x64
1Static task
static1
Behavioral task
behavioral1
Sample
stool/Plugins/SharpDisasm.dll
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
stool/Plugins/SharpDisasm.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
stool/Plugins/Steamless.API.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
stool/Plugins/Steamless.API.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
stool/Plugins/Steamless.Unpacker.Variant10.x86.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
stool/Plugins/Steamless.Unpacker.Variant10.x86.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
stool/Plugins/Steamless.Unpacker.Variant20.x86.dll
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
stool/Plugins/Steamless.Unpacker.Variant20.x86.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral9
Sample
stool/Plugins/Steamless.Unpacker.Variant21.x86.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
stool/Plugins/Steamless.Unpacker.Variant21.x86.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
stool/Plugins/Steamless.Unpacker.Variant30.x64.dll
Resource
win7-20231215-en
Behavioral task
behavioral12
Sample
stool/Plugins/Steamless.Unpacker.Variant30.x64.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
stool/Plugins/Steamless.Unpacker.Variant30.x86.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
stool/Plugins/Steamless.Unpacker.Variant30.x86.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
stool/Plugins/Steamless.Unpacker.Variant31.x64.dll
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
stool/Plugins/Steamless.Unpacker.Variant31.x64.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral17
Sample
stool/Plugins/Steamless.Unpacker.Variant31.x86.dll
Resource
win7-20231129-en
Behavioral task
behavioral18
Sample
stool/Plugins/Steamless.Unpacker.Variant31.x86.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral19
Sample
stool/Steamless.CLI.exe
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
stool/Steamless.CLI.exe
Resource
win10v2004-20231215-en
General
-
Target
48d6ccb612cd2d5b26c5408f00f09017849c92970f5f6f19ffdb774f00b750aa
-
Size
150KB
-
MD5
3e692ad7ac7decbb8f4f6d2368989fd2
-
SHA1
df596b07461fafd8103baaa0195afce3870dc36b
-
SHA256
48d6ccb612cd2d5b26c5408f00f09017849c92970f5f6f19ffdb774f00b750aa
-
SHA512
281b3d45548ab1add7478fd6156561fabd34dbca5b489af93b41fc9a5a700458aaf100d66c468d4f1329766e749ed8c9eb1d3647f6ec3a3d4c4ccd9c73bc9d36
-
SSDEEP
3072:tzS+Ns//8PJfXlXZ/qmk3t0DRwUMBytAAVVENE7KylH7qdLUg7vkf8XgBfIJ+:h/ssP1Dimk3wVMUPVVP7DlH8XgBfIJ+
Malware Config
Signatures
-
Unsigned PE 10 IoCs
Checks for missing Authenticode signature.
resource unpack001/stool/Plugins/SharpDisasm.dll unpack001/stool/Plugins/Steamless.API.dll unpack001/stool/Plugins/Steamless.Unpacker.Variant10.x86.dll unpack001/stool/Plugins/Steamless.Unpacker.Variant20.x86.dll unpack001/stool/Plugins/Steamless.Unpacker.Variant21.x86.dll unpack001/stool/Plugins/Steamless.Unpacker.Variant30.x64.dll unpack001/stool/Plugins/Steamless.Unpacker.Variant30.x86.dll unpack001/stool/Plugins/Steamless.Unpacker.Variant31.x64.dll unpack001/stool/Plugins/Steamless.Unpacker.Variant31.x86.dll unpack001/stool/Steamless.CLI.exe
Files
-
48d6ccb612cd2d5b26c5408f00f09017849c92970f5f6f19ffdb774f00b750aa.zip
-
stool/Plugins/SharpDisasm.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 211KB - Virtual size: 210KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Plugins/Steamless.API.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 31KB - Virtual size: 31KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 1000B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Plugins/Steamless.Unpacker.Variant10.x86.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Plugins/Steamless.Unpacker.Variant20.x86.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Plugins/Steamless.Unpacker.Variant21.x86.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 21KB - Virtual size: 21KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Plugins/Steamless.Unpacker.Variant30.x64.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 14KB - Virtual size: 14KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Plugins/Steamless.Unpacker.Variant30.x86.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Plugins/Steamless.Unpacker.Variant31.x64.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Plugins/Steamless.Unpacker.Variant31.x86.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Steamless.CLI.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 99KB - Virtual size: 99KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
stool/Steamless.CLI.exe.config