tinba | 2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93

General

Target

2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe
Size

225KB
MD5

dda5a2ba3a15eb10c87ca880cc693ada
SHA1

07d8ead08612312823015b64627f99ab493b68fd
SHA256

2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93
SHA512

8494e405cfe0906a4c1a18590cc4d5d8c0177c7a3880851097fcbd37e8719921b06f7dacf3728939d8af9433c5512d2a1be6b544e24574a65f35fc5dc2100a5c
SSDEEP

6144:XA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:XATuTAnKGwUAW3ycQqgf

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\A7ADD624 = "C:\\Users\\Admin\\AppData\\Roaming\\A7ADD624\\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	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2928	winver.exe
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2928	2756	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	31
PID 2756 wrote to memory of 2928	2756	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	31
PID 2756 wrote to memory of 2928	2756	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	31
PID 2756 wrote to memory of 2928	2756	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	31
PID 2756 wrote to memory of 2928	2756	2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe	31
PID 2928 wrote to memory of 1204	2928	winver.exe	21
PID 2928 wrote to memory of 1076	2928	winver.exe	18
PID 2928 wrote to memory of 1144	2928	winver.exe	19
PID 2928 wrote to memory of 1204	2928	winver.exe	21
PID 2928 wrote to memory of 644	2928	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1076

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1144

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1204
- C:\Users\Admin\AppData\Local\Temp\2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe
  "C:\Users\Admin\AppData\Local\Temp\2804ff6ebfd5673ff61bc1eee576108a6b2a7cf73bdb9e5f435ff1f176682a93.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - 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:2928

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:644

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

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Downloads

memory/644-27-0x0000000001E60000-0x0000000001E66000-memory.dmp

Filesize
24KB

Download
memory/644-20-0x0000000001E60000-0x0000000001E66000-memory.dmp

Filesize
24KB

Download
memory/1076-26-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1076-11-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1144-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1144-24-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1204-17-0x0000000002990000-0x0000000002996000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1204-25-0x0000000002990000-0x0000000002996000-memory.dmp

Filesize
24KB

Download
memory/2756-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2928-23-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/2928-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2928-29-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads