tinba | b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197

General

Target

b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe
Size

610KB
MD5

48808120b645af685efdee77a1cbb1e0
SHA1

7ed9c42bd5f764e7188fdc0da2e857d7c6e1a835
SHA256

b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197
SHA512

97e4ba5879d440465803f87093369430626403a637fdc94483dccc0ae1fc0ae7741d65d017578039e30697f02fc34e0b53a58789465219eb015999a45a131638
SSDEEP

12288:BATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:jT+KjUdQqboyyWoK1NGqzuhb

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\92B2E161 = "C:\\Users\\Admin\\AppData\\Roaming\\92B2E161\\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	b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe
2636	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2636	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 2636	2020	b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe	30
PID 2020 wrote to memory of 2636	2020	b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe	30
PID 2020 wrote to memory of 2636	2020	b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe	30
PID 2020 wrote to memory of 2636	2020	b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe	30
PID 2020 wrote to memory of 2636	2020	b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe	30
PID 2636 wrote to memory of 1184	2636	winver.exe	21
PID 2636 wrote to memory of 1104	2636	winver.exe	19
PID 2636 wrote to memory of 1160	2636	winver.exe	20
PID 2636 wrote to memory of 1184	2636	winver.exe	21
PID 2636 wrote to memory of 1520	2636	winver.exe	25
PID 2636 wrote to memory of 2020	2636	winver.exe	29

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe
  "C:\Users\Admin\AppData\Local\Temp\b22aa990d67a4d0f1c3d8d6a71d5e1994b9361ccfc74111dd7c87d590dba6197N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2020
- - 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:2636

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1520

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/1104-28-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1104-9-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1160-12-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1160-29-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1184-15-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1184-1-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1184-6-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1184-27-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1520-18-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/1520-26-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/2020-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2636-23-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2636-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2636-31-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads