tinba | 34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7

Analysis

max time kernel
148s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-02-2025 22:14

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General

Target

34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe
Size

54KB
MD5

cebc87c85faef82fc23175edc8615dfb
SHA1

d5b1813abefd455e88f56b98e5bbf0140332b4c1
SHA256

34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7
SHA512

aab92cd61807d19be762c80353c9733cdbd82615845d36905d080832fbdde75305209ae9688faaa7e23c3e7da96e81bc65d43bc04c624a0c7b93dc9871711cc1
SSDEEP

768:D3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBS:75tPusSRJDTlLTOpJiaDjts4gfFi2+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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\86CB5A33 = "C:\\Users\\Admin\\AppData\\Roaming\\86CB5A33\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2572 set thread context of 1272	2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.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	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe
2540	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2540	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 1272	2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	30
PID 2572 wrote to memory of 1272	2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	30
PID 2572 wrote to memory of 1272	2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	30
PID 2572 wrote to memory of 1272	2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	30
PID 2572 wrote to memory of 1272	2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	30
PID 2572 wrote to memory of 1272	2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	30
PID 2572 wrote to memory of 1272	2572	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	30
PID 1272 wrote to memory of 2540	1272	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	31
PID 1272 wrote to memory of 2540	1272	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	31
PID 1272 wrote to memory of 2540	1272	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	31
PID 1272 wrote to memory of 2540	1272	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	31
PID 1272 wrote to memory of 2540	1272	34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe	31
PID 2540 wrote to memory of 1196	2540	winver.exe	21
PID 2540 wrote to memory of 1108	2540	winver.exe	19
PID 2540 wrote to memory of 1164	2540	winver.exe	20
PID 2540 wrote to memory of 1196	2540	winver.exe	21
PID 2540 wrote to memory of 1264	2540	winver.exe	23
PID 2540 wrote to memory of 1272	2540	winver.exe	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe
  "C:\Users\Admin\AppData\Local\Temp\34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2572
- - C:\Users\Admin\AppData\Local\Temp\34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe
    "C:\Users\Admin\AppData\Local\Temp\34c86abcc665e0f1c60a882f91fdac2811301c8b9cc0572ccfb724cf733456f7.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1272
  - - 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:2540

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1264

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/1108-33-0x0000000077A61000-0x0000000077A62000-memory.dmp

Filesize
4KB

Download
memory/1108-14-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1108-37-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1108-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1164-17-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1164-35-0x0000000077A61000-0x0000000077A62000-memory.dmp

Filesize
4KB

Download
memory/1164-34-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1196-21-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1196-4-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1196-10-0x0000000077A61000-0x0000000077A62000-memory.dmp

Filesize
4KB

Download
memory/1196-8-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1196-29-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1264-31-0x0000000077A61000-0x0000000077A62000-memory.dmp

Filesize
4KB

Download
memory/1264-30-0x0000000001DB0000-0x0000000001DB6000-memory.dmp

Filesize
24KB

Download
memory/1264-23-0x0000000001DB0000-0x0000000001DB6000-memory.dmp

Filesize
24KB

Download
memory/1272-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2540-28-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2540-36-0x0000000077A10000-0x0000000077BB9000-memory.dmp

Filesize
1.7MB

Download
memory/2540-42-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2540-27-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2540-9-0x0000000000FC0000-0x0000000000FD6000-memory.dmp

Filesize
88KB

Download
memory/2540-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2540-7-0x0000000000FC1000-0x0000000000FC2000-memory.dmp

Filesize
4KB

Download