31109bf139e93350f2adf5aceb87184ad8dacebf3ad31190451f44768a9f6725

General

Target

TLauncher-Installer-1.5.2.exe
Size

24.1MB
MD5

bf7c6b903ee4acb62a91c2c46d773f88
SHA1

68a5e851745b2c0620cc3a54797f5a440f849df1
SHA256

31109bf139e93350f2adf5aceb87184ad8dacebf3ad31190451f44768a9f6725
SHA512

7d3f82ec46c26fab2270181e7fcb6dc683ce66053dee1bff150960bb8416d0db28c37a324fbfa1bb0a7f424047dfac2f3d32deafc00f99c335e312bc38452e64
SSDEEP

786432:TKQdii3bJZM9irrKJBH5lFRqkd4zUcjc+orlG:TKULMQPKJBZlCkOQcrorl

Score

7^/10

discovery upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	TLauncher-Installer-1.5.2.exe

Executes dropped EXE 1 IoCs

pid	Process
4124	irsetup.exe

Loads dropped DLL 3 IoCs

pid	Process
4124	irsetup.exe
4124	irsetup.exe
4124	irsetup.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x00070000000234dd-5.dat	upx
behavioral2/memory/4124-11-0x0000000000EE0000-0x00000000012C9000-memory.dmp	upx
behavioral2/memory/4124-706-0x0000000000EE0000-0x00000000012C9000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TLauncher-Installer-1.5.2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	irsetup.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4124	irsetup.exe
4124	irsetup.exe
4124	irsetup.exe
4124	irsetup.exe
4124	irsetup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 4124	2736	TLauncher-Installer-1.5.2.exe	84
PID 2736 wrote to memory of 4124	2736	TLauncher-Installer-1.5.2.exe	84
PID 2736 wrote to memory of 4124	2736	TLauncher-Installer-1.5.2.exe	84

C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.5.2.exe
"C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.5.2.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
  "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1773458 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.5.2.exe" "__IRCT:3" "__IRTSS:25260951" "__IRSID:S-1-5-21-1194130065-3471212556-1656947724-1000"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4124

C:\Windows\SysWOW64\werfault.exe
werfault.exe /h /shared Global\7b2e441beece4a0f9447f8828e9840ba /t 3796 /p 4124
1⤵
PID:5000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\200.ico

Filesize
116KB

MD5
e043a9cb014d641a56f50f9d9ac9a1b9

SHA1
61dc6aed3d0d1f3b8afe3d161410848c565247ed

SHA256
9dd7020d04753294c8fb694ac49f406de9adad45d8cdd43fefd99fec3659e946

SHA512
4ae5df94fd590703b7a92f19703d733559d600a3885c65f146db04e8bbf6ead9ab5a1748d99c892e6bde63dd4e1592d6f06e02e4baf5e854c8ce6ea0cce1984f

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\BrowserInstaller.exe

Filesize
1.6MB

MD5
199e6e6533c509fb9c02a6971bd8abda

SHA1
b95e5ef6c4c5a15781e1046c9a86d7035f1df26d

SHA256
4257d06e14dd5851e8ac75cd4cbafe85db8baec17eaebd8f8a983b576cd889f8

SHA512
34d90fa78bd5c26782d16421e634caec852ca74b85154b2a3499bc85879fc183402a7743dd64f2532b27c791df6e9dd8113cc652dcb0cdf3beae656efe79c579

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRIMG49.BMP

Filesize
1.8MB

MD5
5c9fb63e5ba2c15c3755ebbef52cabd2

SHA1
79ce7b10a602140b89eafdec4f944accd92e3660

SHA256
54ee86cd55a42cfe3b00866cd08defee9a288da18baf824e3728f0d4a6f580e7

SHA512
262c50e018fd2053afb101b153511f89a77fbcfd280541d088bbfad19a9f3e54471508da8b56c90fe4c1f489b40f9a8f4de66eac7f6181b954102c6b50bdc584

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRZip.lmd

Filesize
1.7MB

MD5
dabd469bae99f6f2ada08cd2dd3139c3

SHA1
6714e8be7937f7b1be5f7d9bef9cc9c6da0d9e9b

SHA256
89acf7a60e1d3f2bd7804c0cd65f8c90d52606d2a66906c8f31dce2e0ea66606

SHA512
9c5fd1c8f00c78a6f4fd77b75efae892d1cb6baa2e71d89389c659d7c6f8b827b99cecadb0d56c690dd7b26849c6f237af9db3d1a52ae8531d67635b5eff5915

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\Wow64.lmd

Filesize
97KB

MD5
da1d0cd400e0b6ad6415fd4d90f69666

SHA1
de9083d2902906cacf57259cf581b1466400b799

SHA256
7a79b049bdc3b6e4d101691888360f4f993098f3e3a8beefff4ac367430b1575

SHA512
f12f64670f158c2e846e78b7b5d191158268b45ecf3c288f02bbee15ae10c4a62e67fb3481da304ba99da2c68ac44d713a44a458ef359db329b6fef3d323382a

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
1.2MB

MD5
9f2cbab656781156f02719d178f03397

SHA1
76314dae18fe0a180741092dd6d92e2e482d7189

SHA256
d598a49b789c47ca2187a42b24ac9b00d16021865110649bc5b5022742f6856f

SHA512
30480de042c8ef4c09da126a3bfd00aee794bbc0ecedf153542dd9395a74378e1a65d3df51ee877be1e875ff8f86bcb4988fa067aac4f7b35098bb9c896e8d47

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll

Filesize
325KB

MD5
c333af59fa9f0b12d1cd9f6bba111e3a

SHA1
66ae1d42b2de0d620fe0b7cc6e1c718c6c579ed0

SHA256
fad540071986c59ec40102c9ca9518a0ddce80cf39eb2fd476bb1a7a03d6eb34

SHA512
2f7e2e53ba1cb9ff38e580da20d6004900494ff7b7ae0ced73c330fae95320cf0ab79278e7434272e469cb4ea2cbbd5198d2cd305dc4b75935e1ca686c6c7ff4

Download Submit
memory/4124-11-0x0000000000EE0000-0x00000000012C9000-memory.dmp

Filesize
3.9MB

Download
memory/4124-682-0x0000000006BD0000-0x0000000006BD3000-memory.dmp

Filesize
12KB

Download
memory/4124-681-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/4124-706-0x0000000000EE0000-0x00000000012C9000-memory.dmp

Filesize
3.9MB

Download
memory/4124-708-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download

Analysis

Sharing