tinba | 4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56

General

Target

4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe
Size

237KB
MD5

6ec0a18e84bb771337b6bd67dd5d1b83
SHA1

eab8226c58f617685758f042cc47dc6e85ded4da
SHA256

4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56
SHA512

08b46146cde7ddbbea603ff79f1d24b75351b1d8094b989c72fdecae45bbc2178022deded91b2b4d62a0ada40c2800aadd44bb3d81c22e06de6b063f661f568f
SSDEEP

6144:hA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:hATuTAnKGwUAWVycQqgx

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\B09B4D61 = "C:\\Users\\Admin\\AppData\\Roaming\\B09B4D61\\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	4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe
2780	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2780	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2780	2324	4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe	29
PID 2324 wrote to memory of 2780	2324	4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe	29
PID 2324 wrote to memory of 2780	2324	4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe	29
PID 2324 wrote to memory of 2780	2324	4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe	29
PID 2324 wrote to memory of 2780	2324	4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe	29
PID 2780 wrote to memory of 1252	2780	winver.exe	20
PID 2780 wrote to memory of 1100	2780	winver.exe	18
PID 2780 wrote to memory of 1204	2780	winver.exe	19
PID 2780 wrote to memory of 1252	2780	winver.exe	20
PID 2780 wrote to memory of 1784	2780	winver.exe	24
PID 2780 wrote to memory of 2324	2780	winver.exe	28

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1204

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1252
- C:\Users\Admin\AppData\Local\Temp\4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe
  "C:\Users\Admin\AppData\Local\Temp\4721eaa3413c1a9ee6d0b038139772700aeefeb3125387c69ba6025497614b56.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2324
- - 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:2780

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1784

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/1100-29-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1100-11-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1204-14-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1204-28-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1252-1-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1252-17-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1252-6-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1252-3-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1252-27-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1784-20-0x0000000001D40000-0x0000000001D46000-memory.dmp

Filesize
24KB

Download
memory/1784-26-0x0000000001D40000-0x0000000001D46000-memory.dmp

Filesize
24KB

Download
memory/2324-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2780-25-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2780-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2780-31-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads