tinba | 2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7

General

Target

2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe
Size

225KB
MD5

fc364520172fda5c8ae6c6d5deb14d5f
SHA1

6f35cddd7fde49b01cec3dea76fd04f813fe0730
SHA256

2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7
SHA512

a98a0f801395a9e89a54d716b5656c64ab42bc9754c1e773dcd9a86dc17dc9e4338e5386b3f449e91289ae3f3897424fce733c12b4a6f1866bf8e0117555fa91
SSDEEP

6144:pA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:pATuTAnKGwUAW3ycQqgf

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\4D2EBDB5 = "C:\\Users\\Admin\\AppData\\Roaming\\4D2EBDB5\\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	2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2544	winver.exe
1224	Explorer.EXE
1224	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1224	Explorer.EXE
1224	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2544	3068	2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe	30
PID 3068 wrote to memory of 2544	3068	2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe	30
PID 3068 wrote to memory of 2544	3068	2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe	30
PID 3068 wrote to memory of 2544	3068	2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe	30
PID 3068 wrote to memory of 2544	3068	2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe	30
PID 2544 wrote to memory of 1224	2544	winver.exe	21
PID 2544 wrote to memory of 1092	2544	winver.exe	19
PID 2544 wrote to memory of 1156	2544	winver.exe	20
PID 2544 wrote to memory of 1224	2544	winver.exe	21
PID 2544 wrote to memory of 1704	2544	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1224
- C:\Users\Admin\AppData\Local\Temp\2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe
  "C:\Users\Admin\AppData\Local\Temp\2c1a7a7c441e7a20c8084e1848698a7fa415fd25797bea41762c46765d16fba7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3068
- - 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:2544

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1704

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/1092-27-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1092-11-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/1156-14-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1156-24-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1224-6-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1224-17-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1224-1-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1224-3-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1224-25-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1704-20-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1704-26-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/2544-23-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2544-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2544-29-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3068-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads