Overview
overview
3Static
static
3CS_installer.exe
windows7-x64
1CS_installer.exe
windows10-2004-x64
1Microsoft....er.dll
windows7-x64
1Microsoft....er.dll
windows10-2004-x64
1de/Microso...es.dll
windows7-x64
1de/Microso...es.dll
windows10-2004-x64
1es/Microso...es.dll
windows7-x64
1es/Microso...es.dll
windows10-2004-x64
1fr/Microso...es.dll
windows7-x64
1fr/Microso...es.dll
windows10-2004-x64
1it/Microso...es.dll
windows7-x64
1it/Microso...es.dll
windows10-2004-x64
1pl/Microso...es.dll
windows7-x64
1pl/Microso...es.dll
windows10-2004-x64
1ru/Microso...es.dll
windows7-x64
1ru/Microso...es.dll
windows10-2004-x64
1zh-CN/Micr...es.dll
windows7-x64
1zh-CN/Micr...es.dll
windows10-2004-x64
1Static task
static1
Behavioral task
behavioral1
Sample
CS_installer.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
CS_installer.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral3
Sample
Microsoft.Win32.TaskScheduler.dll
Resource
win7-20230831-en
Behavioral task
behavioral4
Sample
Microsoft.Win32.TaskScheduler.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral5
Sample
de/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win7-20230831-en
Behavioral task
behavioral6
Sample
de/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral7
Sample
es/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win7-20230831-en
Behavioral task
behavioral8
Sample
es/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral9
Sample
fr/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win7-20230831-en
Behavioral task
behavioral10
Sample
fr/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral11
Sample
it/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win7-20230831-en
Behavioral task
behavioral12
Sample
it/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral13
Sample
pl/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win7-20230831-en
Behavioral task
behavioral14
Sample
pl/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral15
Sample
ru/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win7-20230831-en
Behavioral task
behavioral16
Sample
ru/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral17
Sample
zh-CN/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win7-20230831-en
Behavioral task
behavioral18
Sample
zh-CN/Microsoft.Win32.TaskScheduler.resources.dll
Resource
win10v2004-20230915-en
General
-
Target
Tumgir.iso
-
Size
870KB
-
MD5
ac5adccff1f306f3a4b7c4cbc8870a98
-
SHA1
e3becdd4703df88e52f1ff70fe7a512c8fc38899
-
SHA256
3fc00a37c13ee987ec577a8fd2c9daae31ec482c5276208ddff4bc5cb518c2f3
-
SHA512
5ca072bf4fb2a8587b8fd0c9e071b5623230110a35485775bece4f65639db61dd40a619017f016a8b4d0937564df146a1d7d566edbf56d3bba8ab3115024e6f6
-
SSDEEP
3072:Alx3znfJWqlx1uJi1sSJAlTaQU/x0Ay9ODGHfs4zbYvRc5JeTKYmKMKNXjcHIaKz:Qdus1sSmlet/xMtsvR1KQfNXSIK26R7
Malware Config
Signatures
-
Unsigned PE 9 IoCs
Checks for missing Authenticode signature.
resource unpack001/CS_installer.exe unpack001/Microsoft.Win32.TaskScheduler.dll unpack001/de/Microsoft.Win32.TaskScheduler.resources.dll unpack001/es/Microsoft.Win32.TaskScheduler.resources.dll unpack001/fr/Microsoft.Win32.TaskScheduler.resources.dll unpack001/it/Microsoft.Win32.TaskScheduler.resources.dll unpack001/pl/Microsoft.Win32.TaskScheduler.resources.dll unpack001/ru/Microsoft.Win32.TaskScheduler.resources.dll unpack001/zh-CN/Microsoft.Win32.TaskScheduler.resources.dll
Files
-
Tumgir.iso.iso
-
CS_installer.exe.exe windows:4 windows 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: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 43KB - Virtual size: 42KB
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
-
CS_installer.exe.config.xml
-
CS_installer.pdb
-
Microsoft.Win32.TaskScheduler.dll.dll windows:4 windows 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: 323KB - Virtual size: 323KB
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
-
_meta.txt
-
de/Microsoft.Win32.TaskScheduler.resources.dll.dll windows:4 windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
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: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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
-
es/Microsoft.Win32.TaskScheduler.resources.dll.dll windows:4 windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
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: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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
-
fr/Microsoft.Win32.TaskScheduler.resources.dll.dll windows:4 windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
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: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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
-
it/Microsoft.Win32.TaskScheduler.resources.dll.dll windows:4 windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
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: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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
-
pl/Microsoft.Win32.TaskScheduler.resources.dll.dll windows:4 windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
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: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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
-
ru/Microsoft.Win32.TaskScheduler.resources.dll.dll windows:4 windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
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: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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
-
zh-CN/Microsoft.Win32.TaskScheduler.resources.dll.dll windows:4 windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
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: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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