9f0ffcd4852f9af353558f104dd8edf13e67971076341e87da304b8e6d8c5414

General

Target

TLauncher-Installer-1.4.7.exe
Size

24.1MB
MD5

86fc2557f00baf9698715dc99a8cec41
SHA1

75f8f54eabd25749af37d21316f02d7d5868c398
SHA256

9f0ffcd4852f9af353558f104dd8edf13e67971076341e87da304b8e6d8c5414
SHA512

521e19cc02c996fc478fead4239cd3ab24b70a441df138ed955d349eb46e7a03ccc10a3d58d8dc726292f494d6bd6efd2a92f62d3f179cb2751fc725ea7d449e
SSDEEP

786432:lKxabBbJyM9irrKJBH5lFRqH0fYk/pUJ8a:lKcSMQPKJBZlCUfYSpUJ8

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2548	irsetup.exe

Loads dropped DLL 7 IoCs

pid	Process
2068	TLauncher-Installer-1.4.7.exe
2068	TLauncher-Installer-1.4.7.exe
2068	TLauncher-Installer-1.4.7.exe
2068	TLauncher-Installer-1.4.7.exe
2548	irsetup.exe
2548	irsetup.exe
2548	irsetup.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x003700000001473f-3.dat	upx
behavioral1/memory/2068-14-0x00000000033A0000-0x0000000003789000-memory.dmp	upx
behavioral1/memory/2548-17-0x0000000000DC0000-0x00000000011A9000-memory.dmp	upx
behavioral1/memory/2548-692-0x0000000000DC0000-0x00000000011A9000-memory.dmp	upx
behavioral1/memory/2548-711-0x0000000000DC0000-0x00000000011A9000-memory.dmp	upx

Checks for any installed AV software in registry 1 TTPs 3 IoCs

Security Software Discovery

T1518.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\AVAST Software\Avast	irsetup.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\AVAST Software\Avast	irsetup.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\AVG\AV\Dir	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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main	irsetup.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2548	irsetup.exe
2548	irsetup.exe
2548	irsetup.exe
2548	irsetup.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2548	2068	TLauncher-Installer-1.4.7.exe	28
PID 2068 wrote to memory of 2548	2068	TLauncher-Installer-1.4.7.exe	28
PID 2068 wrote to memory of 2548	2068	TLauncher-Installer-1.4.7.exe	28
PID 2068 wrote to memory of 2548	2068	TLauncher-Installer-1.4.7.exe	28
PID 2068 wrote to memory of 2548	2068	TLauncher-Installer-1.4.7.exe	28
PID 2068 wrote to memory of 2548	2068	TLauncher-Installer-1.4.7.exe	28
PID 2068 wrote to memory of 2548	2068	TLauncher-Installer-1.4.7.exe	28

C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.4.7.exe
"C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.4.7.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2068
- 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-1.4.7.exe" "__IRCT:3" "__IRTSS:25232362" "__IRSID:S-1-5-21-2737914667-933161113-3798636211-1000"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks for any installed AV software in registry
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Software Discovery

1

T1518

Security Software Discovery

1

T1518.001

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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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
\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
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
1.2MB

MD5
af9bb57e1893112a57a47df0908bc3d1

SHA1
39f31da08004741fd4b9fb31b04e29368f1e317e

SHA256
1cf4f5e5d5bed48b7c989e34bb80507ca623cb1ac1fc1596f07cfd1dc7aec60e

SHA512
3a8cd6660a0147101f4898c20a6fec1192b4196ae8e46cd3e730dc43c8bd7feed9c576590b6aa79c7763e5942466ac9118d44177edbc2ff1ddf1af3da5234040

Download Submit
\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/2068-14-0x00000000033A0000-0x0000000003789000-memory.dmp

Filesize
3.9MB

Download
memory/2068-15-0x00000000033A0000-0x0000000003789000-memory.dmp

Filesize
3.9MB

Download
memory/2068-710-0x00000000033A0000-0x0000000003789000-memory.dmp

Filesize
3.9MB

Download
memory/2548-688-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2548-693-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2548-692-0x0000000000DC0000-0x00000000011A9000-memory.dmp

Filesize
3.9MB

Download
memory/2548-690-0x0000000000840000-0x0000000000843000-memory.dmp

Filesize
12KB

Download
memory/2548-17-0x0000000000DC0000-0x00000000011A9000-memory.dmp

Filesize
3.9MB

Download
memory/2548-711-0x0000000000DC0000-0x00000000011A9000-memory.dmp

Filesize
3.9MB

Download
memory/2548-712-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2548-722-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download

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