8535bf7f8914c54823a1b57e5977c84add0caebfc967567dcf13f8fd843b8b1d

Resubmissions

05-08-2024 18:01

240805-wl6craxdqh 8

05-08-2024 17:55

240805-whmq8stcqq 7

Analysis

max time kernel
92s
max time network
80s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
05-08-2024 17:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

TLauncher-Installer-1.4.9.exe
Size

24.1MB
MD5

79673d0cd668ac6e4ecfc7dcc4db5b23
SHA1

0a576f857765e759f582126f099b0c04c6c6349e
SHA256

8535bf7f8914c54823a1b57e5977c84add0caebfc967567dcf13f8fd843b8b1d
SHA512

a9d1c9d47cf67bf80a60c6250cd84151551e549a1ff179faa62381260d03d531dbd5b1df2bc83a43f71ab5a699aaf593ba6606416e3c8957b6c2fa8e3863f8c9
SSDEEP

786432:+KAWuabJBM9irrKJBH5lFRqH0fYk/pUJ8a:+KDMQPKJBZlCUfYSpUJ8

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4628	irsetup.exe

Loads dropped DLL 3 IoCs

pid	Process
4628	irsetup.exe
4628	irsetup.exe
4628	irsetup.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000800000001ac3e-4.dat	upx
behavioral1/memory/4628-8-0x0000000001390000-0x0000000001779000-memory.dmp	upx
behavioral1/memory/4628-700-0x0000000001390000-0x0000000001779000-memory.dmp	upx

Checks for any installed AV software in registry 1 TTPs 2 IoCs

Security Software Discovery

T1518.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\AVG\AV\Dir	irsetup.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\AVAST Software\Avast	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
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-1.4.9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	irsetup.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4628	irsetup.exe
4628	irsetup.exe
4628	irsetup.exe
4628	irsetup.exe
4628	irsetup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 4628	4608	TLauncher-Installer-1.4.9.exe	73
PID 4608 wrote to memory of 4628	4608	TLauncher-Installer-1.4.9.exe	73
PID 4608 wrote to memory of 4628	4608	TLauncher-Installer-1.4.9.exe	73

C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.4.9.exe
"C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.4.9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4608
- 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-1.4.9.exe" "__IRCT:3" "__IRTSS:25232289" "__IRSID:S-1-5-21-160447019-1232603106-4168707212-1000"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks for any installed AV software in registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Software Discovery

T1518

Security Software Discovery

T1518.001

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

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\irsetup.exe

Filesize
1.2MB

MD5
f3b300079862aff353b412d490bf5abc

SHA1
b61ad13daa7d39a02aa1329788ece0737390a45d

SHA256
c052cb74d9b0ce37efba9c018b5bcf74c51cfbdcaf990ae53cb9772ea318945a

SHA512
d6e02701ec0990fd9a4b0e82ce69048a35ac114e7515ed2ed6a445ec9f8ad9f98287491e087a269b3e973fb55da360e2df1a516a9fa850c68cfcfaadacb2fbb6

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
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRZip.lmd

Filesize
1.7MB

MD5
dabd469bae99f6f2ada08cd2dd3139c3

SHA1
6714e8be7937f7b1be5f7d9bef9cc9c6da0d9e9b

SHA256
89acf7a60e1d3f2bd7804c0cd65f8c90d52606d2a66906c8f31dce2e0ea66606

SHA512
9c5fd1c8f00c78a6f4fd77b75efae892d1cb6baa2e71d89389c659d7c6f8b827b99cecadb0d56c690dd7b26849c6f237af9db3d1a52ae8531d67635b5eff5915

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

Filesize
97KB

MD5
da1d0cd400e0b6ad6415fd4d90f69666

SHA1
de9083d2902906cacf57259cf581b1466400b799

SHA256
7a79b049bdc3b6e4d101691888360f4f993098f3e3a8beefff4ac367430b1575

SHA512
f12f64670f158c2e846e78b7b5d191158268b45ecf3c288f02bbee15ae10c4a62e67fb3481da304ba99da2c68ac44d713a44a458ef359db329b6fef3d323382a

Download Submit
memory/4628-8-0x0000000001390000-0x0000000001779000-memory.dmp

Filesize
3.9MB

Download
memory/4628-674-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/4628-676-0x00007FF86F000000-0x00007FF86F1DB000-memory.dmp

Filesize
1.9MB

Download
memory/4628-701-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/4628-700-0x0000000001390000-0x0000000001779000-memory.dmp

Filesize
3.9MB

Download