tinba | b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97

General

Target

b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe
Size

225KB
MD5

576b598102a8a90a7c4af096cef75910
SHA1

315042a1016a3702fed3b681f4f90eacb3e39d85
SHA256

b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97
SHA512

5a91bfeec4495cda3e5c9ca039f782f744d4949b7599bea165d46fc70d9e0a9c60098fa5a1de5d4b2878cccfd3dd2f00901d8a22d4704d73bb6d56b6c583e103
SSDEEP

6144:TA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:TATuTAnKGwUAW3ycQqgf

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

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\06EE56B8 = "C:\\Users\\Admin\\AppData\\Roaming\\06EE56B8\\bin.exe"	winver.exe

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	b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2720	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2720	1984	b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe	31
PID 1984 wrote to memory of 2720	1984	b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe	31
PID 1984 wrote to memory of 2720	1984	b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe	31
PID 1984 wrote to memory of 2720	1984	b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe	31
PID 1984 wrote to memory of 2720	1984	b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe	31
PID 2720 wrote to memory of 1236	2720	winver.exe	21
PID 2720 wrote to memory of 1120	2720	winver.exe	19
PID 2720 wrote to memory of 1184	2720	winver.exe	20
PID 2720 wrote to memory of 1236	2720	winver.exe	21
PID 2720 wrote to memory of 1288	2720	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1184

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe
  "C:\Users\Admin\AppData\Local\Temp\b4e26c2bb5c44b64d5a3a9b142189e1aaded861e6ec1a4f88432a53213619b97N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1984
- - 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:2720

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1120-24-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1120-11-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1184-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1184-26-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1236-1-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1236-17-0x0000000002EC0000-0x0000000002EC6000-memory.dmp

Filesize
24KB

Download
memory/1236-3-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1236-6-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1236-25-0x0000000002EC0000-0x0000000002EC6000-memory.dmp

Filesize
24KB

Download
memory/1288-20-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1288-27-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1984-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2720-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2720-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2720-29-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads