2aab5f27a6947ef86868c5118a09743e54123444f8e846064b05277f51060723

General

Target

TLauncher-Installer-1.5.1.exe
Size

24.1MB
MD5

f245d48c03c913315a2ddef555484f0f
SHA1

8b15789d7ea71a80e57d745531376fb9b778d750
SHA256

2aab5f27a6947ef86868c5118a09743e54123444f8e846064b05277f51060723
SHA512

0f6baf1e5180e82b59a91cb3079d07bfaf1520fa974ca94bed9bec2cc0bf681d5081b880fa3aacfa59add88d5bae7980cfc4d5aa95aa1ab9d8f46e66c7892a96
SSDEEP

786432:NKgLCOrD1bJkM9irrKJBH5lFRqkd4zUcjc+orlG:NKHjMQPKJBZlCkOQcrorl

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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	TLauncher-Installer-1.5.1.exe

Executes dropped EXE 1 IoCs

pid	Process
2096	irsetup.exe

Loads dropped DLL 3 IoCs

pid	Process
2096	irsetup.exe
2096	irsetup.exe
2096	irsetup.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000900000002353e-5.dat	upx
behavioral2/memory/2096-12-0x0000000000420000-0x0000000000809000-memory.dmp	upx
behavioral2/memory/2096-706-0x0000000000420000-0x0000000000809000-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\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

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-1.5.1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	irsetup.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2096	irsetup.exe
2096	irsetup.exe
2096	irsetup.exe
2096	irsetup.exe
2096	irsetup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 936 wrote to memory of 2096	936	TLauncher-Installer-1.5.1.exe	93
PID 936 wrote to memory of 2096	936	TLauncher-Installer-1.5.1.exe	93
PID 936 wrote to memory of 2096	936	TLauncher-Installer-1.5.1.exe	93

C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.5.1.exe
"C:\Users\Admin\AppData\Local\Temp\TLauncher-Installer-1.5.1.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:936
- 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-1.5.1.exe" "__IRCT:3" "__IRTSS:25259921" "__IRSID:S-1-5-21-2170637797-568393320-3232933035-1000"
  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:2096

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3036,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:8
1⤵
PID:2364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Software Discovery

1

T1518

Security Software Discovery

1

T1518.001

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

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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
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
981c6bd23ad276e43a0716eb2c2d86c2

SHA1
9fcf7d51c0bc47a6bbd07c98a98bcdab041cd961

SHA256
6fb77e0ab35e79e357ab4172f65e58a8c8904653b088be2d867619ad66cbb309

SHA512
44cc99cbea974ee1fcab4ca9a58ddaec073555c9ba202452cb579a199e63dccaf83a4b0413b54a788ae44f9cdde1c78d887661483f66eaf05ad2e42cdde1469d

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/2096-682-0x0000000006F60000-0x0000000006F63000-memory.dmp

Filesize
12KB

Download
memory/2096-681-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2096-12-0x0000000000420000-0x0000000000809000-memory.dmp

Filesize
3.9MB

Download
memory/2096-706-0x0000000000420000-0x0000000000809000-memory.dmp

Filesize
3.9MB

Download
memory/2096-708-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2096-732-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download
memory/2096-734-0x0000000010000000-0x0000000010051000-memory.dmp

Filesize
324KB

Download

Analysis

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