Overview
overview
8Static
static
3qq_pinyin_4.4_Dsn.exe
windows7-x64
7qq_pinyin_4.4_Dsn.exe
windows10-2004-x64
7$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$TEMP/TXSS...er.dll
windows7-x64
3$TEMP/TXSS...er.dll
windows10-2004-x64
3$TEMP/TXSS...UI.exe
windows7-x64
3$TEMP/TXSS...UI.exe
windows10-2004-x64
3$TEMP/TXSS...on.dll
windows7-x64
3$TEMP/TXSS...on.dll
windows10-2004-x64
3$TEMP/TXSS...ol.dll
windows7-x64
3$TEMP/TXSS...ol.dll
windows10-2004-x64
3$TEMP/TXSS...rm.dll
windows7-x64
3$TEMP/TXSS...rm.dll
windows10-2004-x64
34.4.1105.4...ct.exe
windows7-x64
34.4.1105.4...ct.exe
windows10-2004-x64
34.4.1105.4...in.exe
windows7-x64
34.4.1105.4...in.exe
windows10-2004-x64
34.4.1105.4...il.dll
windows7-x64
34.4.1105.4...il.dll
windows10-2004-x64
34.4.1105.4...il.exe
windows7-x64
84.4.1105.4...il.exe
windows10-2004-x64
34.4.1105.4...64.dll
windows7-x64
14.4.1105.4...64.dll
windows10-2004-x64
14.4.1105.4...ud.exe
windows7-x64
34.4.1105.4...ud.exe
windows10-2004-x64
34.4.1105.4...ig.exe
windows7-x64
34.4.1105.4...ig.exe
windows10-2004-x64
34.4.1105.4...ce.exe
windows7-x64
34.4.1105.4...ce.exe
windows10-2004-x64
34.4.1105.4...ut.exe
windows7-x64
34.4.1105.4...ut.exe
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
29-11-2024 23:42
Static task
static1
Behavioral task
behavioral1
Sample
qq_pinyin_4.4_Dsn.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
qq_pinyin_4.4_Dsn.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$TEMP/TXSSO/InstTXSSOHelper.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$TEMP/TXSSO/InstTXSSOHelper.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$TEMP/TXSSO/InstTXSSO_LUI.exe
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
$TEMP/TXSSO/InstTXSSO_LUI.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
$TEMP/TXSSO/bin/SSOCommon.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$TEMP/TXSSO/bin/SSOCommon.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
$TEMP/TXSSO/bin/SSOLUIControl.dll
Resource
win7-20241023-en
Behavioral task
behavioral12
Sample
$TEMP/TXSSO/bin/SSOLUIControl.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
$TEMP/TXSSO/bin/SSOPlatform.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
$TEMP/TXSSO/bin/SSOPlatform.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
4.4.1105.400/QQImeRegDict.exe
Resource
win7-20240729-en
Behavioral task
behavioral16
Sample
4.4.1105.400/QQImeRegDict.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
4.4.1105.400/QQImeRegSkin.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
4.4.1105.400/QQImeRegSkin.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
4.4.1105.400/QQImeUtil.dll
Resource
win7-20241023-en
Behavioral task
behavioral20
Sample
4.4.1105.400/QQImeUtil.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
4.4.1105.400/QQImeUtil.exe
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
4.4.1105.400/QQImeUtil.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
4.4.1105.400/QQImeUtil_x64.dll
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
4.4.1105.400/QQImeUtil_x64.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
4.4.1105.400/QQPYCloud.exe
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
4.4.1105.400/QQPYCloud.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
4.4.1105.400/QQPYConfig.exe
Resource
win7-20240708-en
Behavioral task
behavioral28
Sample
4.4.1105.400/QQPYConfig.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
4.4.1105.400/QQPYFace.exe
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
4.4.1105.400/QQPYFace.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
4.4.1105.400/QQPYHandInput.exe
Resource
win7-20240729-en
Behavioral task
behavioral32
Sample
4.4.1105.400/QQPYHandInput.exe
Resource
win10v2004-20241007-en
General
-
Target
$TEMP/TXSSO/bin/SSOPlatform.dll
-
Size
573KB
-
MD5
f2e1a75c9b36676d26895322f333989e
-
SHA1
ce9a41d6ce292e0a5b3f6e4f1c636de78fc28672
-
SHA256
2f9bb964b9466d991183966627c7453b1910d82f4cb67c0dc87a5b6fc81be1c6
-
SHA512
8650b61ac4f4a39dbf1e5406379cac7d9e85d5a2fcadbbac05b9fd09df491d4bf19d772e6d3aba7b21d9cf11f4300696cbade9dad8c4a3eda5f790b5b66cccb2
-
SSDEEP
6144:wjCCeey0t0orqOWsrtlVNQNZZVZzuGWmmW2xKcCWnTxytf1nqZBNLwZGv6H2n/KK:d0dtBYCjNQNZZZmNBTxy4/C2jTTd
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{779B9A29-7837-447C-BF6E-42A63099C3ED} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{779B9A29-7837-447C-BF6E-42A63099C3ED}\ = "SSOPlatformDllBuild" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\SSOPlatformDllBuild.DLL regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\SSOPlatformDllBuild.DLL\AppID = "{779B9A29-7837-447C-BF6E-42A63099C3ED}" regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2320 wrote to memory of 1688 2320 regsvr32.exe 28 PID 2320 wrote to memory of 1688 2320 regsvr32.exe 28 PID 2320 wrote to memory of 1688 2320 regsvr32.exe 28 PID 2320 wrote to memory of 1688 2320 regsvr32.exe 28 PID 2320 wrote to memory of 1688 2320 regsvr32.exe 28 PID 2320 wrote to memory of 1688 2320 regsvr32.exe 28 PID 2320 wrote to memory of 1688 2320 regsvr32.exe 28
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\$TEMP\TXSSO\bin\SSOPlatform.dll1⤵
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\$TEMP\TXSSO\bin\SSOPlatform.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1688
-