tinba | 4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426

Analysis

max time kernel
119s
max time network
116s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/02/2025, 08:08

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General

Target

4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe
Size

54KB
MD5

7e556eb0df043e156ac5fd6703590e00
SHA1

1261ddc52e4213a944c06aa1ebb7a16aeaeb128c
SHA256

4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426
SHA512

f5b95cf9088ef0c5eaf1bc96580d6c7763bcb902929de844b57fc00fbf2ce471c2cf6bbf2171584e3672798cf55ffa3d9bc62b5f0e2e3f1d619b852fa442af86
SSDEEP

768:13CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBS:l5tPusSRJDTlLTOpJiaDjts4gfFi2+A

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\21C9150D = "C:\\Users\\Admin\\AppData\\Roaming\\21C9150D\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1792 set thread context of 2656	1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	30

System Location Discovery: System Language Discovery 1 TTPs 3 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	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe
2204	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2204	winver.exe
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 2656	1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	30
PID 1792 wrote to memory of 2656	1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	30
PID 1792 wrote to memory of 2656	1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	30
PID 1792 wrote to memory of 2656	1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	30
PID 1792 wrote to memory of 2656	1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	30
PID 1792 wrote to memory of 2656	1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	30
PID 1792 wrote to memory of 2656	1792	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	30
PID 2656 wrote to memory of 2204	2656	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	31
PID 2656 wrote to memory of 2204	2656	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	31
PID 2656 wrote to memory of 2204	2656	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	31
PID 2656 wrote to memory of 2204	2656	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	31
PID 2656 wrote to memory of 2204	2656	4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe	31
PID 2204 wrote to memory of 1192	2204	winver.exe	21
PID 2204 wrote to memory of 1104	2204	winver.exe	19
PID 2204 wrote to memory of 1164	2204	winver.exe	20
PID 2204 wrote to memory of 1192	2204	winver.exe	21
PID 2204 wrote to memory of 1228	2204	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1192
- C:\Users\Admin\AppData\Local\Temp\4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe
  "C:\Users\Admin\AppData\Local\Temp\4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1792
- - C:\Users\Admin\AppData\Local\Temp\4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe
    "C:\Users\Admin\AppData\Local\Temp\4110d372545ba5c3a8374c5e39cef5bea1b50dce46020c1983d45ef9f180f426N.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2656
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:2204

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1228

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/1104-30-0x00000000774B1000-0x00000000774B2000-memory.dmp

Filesize
4KB

Download
memory/1104-15-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1104-32-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1104-33-0x00000000774B1000-0x00000000774B2000-memory.dmp

Filesize
4KB

Download
memory/1104-31-0x00000000774B1000-0x00000000774B2000-memory.dmp

Filesize
4KB

Download
memory/1164-35-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1164-18-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x00000000774B1000-0x00000000774B2000-memory.dmp

Filesize
4KB

Download
memory/1192-5-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1192-28-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1192-8-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1192-21-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1228-36-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1228-34-0x00000000774B1000-0x00000000774B2000-memory.dmp

Filesize
4KB

Download
memory/1228-24-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/2204-11-0x0000000077460000-0x0000000077609000-memory.dmp

Filesize
1.7MB

Download
memory/2204-29-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2204-6-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2204-27-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2204-9-0x0000000000050000-0x0000000000066000-memory.dmp

Filesize
88KB

Download
memory/2204-3-0x0000000000051000-0x0000000000052000-memory.dmp

Filesize
4KB

Download
memory/2204-37-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2204-43-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2656-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download