tinba | 1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/02/2025, 14:06

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General

Target

1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe
Size

160KB
MD5

2034cd951fc5f62c86d42ca3d08f75d0
SHA1

25cd22b345796b1f8bf7b7094708a49568ce07b9
SHA256

1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1
SHA512

6438ab62943824aa701f8f4d25cc14cfab0a1024ed6b1908099ff98339874581186cea28314079460477630c0a0cbafc6300456cd811cd1c298af5bd6b5b19d8
SSDEEP

1536:3EY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:UY+4MiIkLZJNAQ9J6v

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\54ACF003 = "C:\\Users\\Admin\\AppData\\Roaming\\54ACF003\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1980-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

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	1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe
1976	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1976	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 1976	1980	1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe	32
PID 1980 wrote to memory of 1976	1980	1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe	32
PID 1980 wrote to memory of 1976	1980	1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe	32
PID 1980 wrote to memory of 1976	1980	1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe	32
PID 1980 wrote to memory of 1976	1980	1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe	32
PID 1976 wrote to memory of 1192	1976	winver.exe	21
PID 1976 wrote to memory of 1112	1976	winver.exe	19
PID 1976 wrote to memory of 1160	1976	winver.exe	20
PID 1976 wrote to memory of 1192	1976	winver.exe	21
PID 1976 wrote to memory of 1224	1976	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe
  "C:\Users\Admin\AppData\Local\Temp\1a49ffdef88b4127f3472e791381b16a3d5da82e094b31b70460d9d02b04f8f1N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1976

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1112-25-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1112-26-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/1160-19-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1160-28-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1192-21-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/1192-31-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1224-30-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/1224-29-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1224-24-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1976-9-0x000000007762F000-0x0000000077631000-memory.dmp

Filesize
8KB

Download
memory/1976-7-0x0000000077630000-0x0000000077631000-memory.dmp

Filesize
4KB

Download
memory/1976-27-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1976-8-0x000000007762F000-0x0000000077630000-memory.dmp

Filesize
4KB

Download
memory/1976-6-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1976-11-0x0000000077430000-0x00000000775D9000-memory.dmp

Filesize
1.7MB

Download
memory/1976-36-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/1980-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1980-13-0x0000000001C60000-0x0000000002660000-memory.dmp

Filesize
10.0MB

Download
memory/1980-5-0x0000000001C60000-0x0000000002660000-memory.dmp

Filesize
10.0MB

Download
memory/1980-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1980-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download