tinba | 48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909a

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 19:36

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General

Target

48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe
Size

106KB
MD5

bbaecd6206813b81936c325bafb10c80
SHA1

3664e0065107723c2a21f0c27b49b3dd41b301d7
SHA256

48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909a
SHA512

38161085c49c4323fcaeefd3defb393bead9ead05baa2a3ad8a4ec586176ad67c30c57ec319df92fea7584b3a5780073ace23e30c87afc2f3ba89536fdb727d4
SSDEEP

768:b+6p+OMlgGXCWhfDzU7f0JDgi9I57+sByZ+XsfXpwtG9ipelU9JA:b+mFM2QXtZgi9Iksu+XM57ipeq9JA

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\3A3E2558 = "C:\\Users\\Admin\\AppData\\Roaming\\3A3E2558\\bin.exe"	winver.exe

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	48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe
2788	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2788	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2788	2700	48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe	31
PID 2700 wrote to memory of 2788	2700	48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe	31
PID 2700 wrote to memory of 2788	2700	48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe	31
PID 2700 wrote to memory of 2788	2700	48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe	31
PID 2700 wrote to memory of 2788	2700	48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe	31
PID 2788 wrote to memory of 1192	2788	winver.exe	21
PID 2788 wrote to memory of 1116	2788	winver.exe	19
PID 2788 wrote to memory of 1160	2788	winver.exe	20
PID 2788 wrote to memory of 1192	2788	winver.exe	21
PID 2788 wrote to memory of 1344	2788	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe
  "C:\Users\Admin\AppData\Local\Temp\48defed1049429cf6c93c7d81fc80867ca8e03ec7f0efedf0360ff122064909aN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - 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:2788

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1116-28-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/1116-29-0x0000000077261000-0x0000000077262000-memory.dmp

Filesize
4KB

Download
memory/1160-20-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1160-30-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1192-22-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077261000-0x0000000077262000-memory.dmp

Filesize
4KB

Download
memory/1192-25-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1344-24-0x0000000001BA0000-0x0000000001BA6000-memory.dmp

Filesize
24KB

Download
memory/1344-27-0x0000000077261000-0x0000000077262000-memory.dmp

Filesize
4KB

Download
memory/1344-26-0x0000000001BA0000-0x0000000001BA6000-memory.dmp

Filesize
24KB

Download
memory/2700-12-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2700-13-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/2700-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2700-5-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/2700-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2788-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2788-7-0x0000000077410000-0x0000000077411000-memory.dmp

Filesize
4KB

Download
memory/2788-8-0x000000007740F000-0x0000000077410000-memory.dmp

Filesize
4KB

Download
memory/2788-9-0x000000007740F000-0x0000000077411000-memory.dmp

Filesize
8KB

Download
memory/2788-11-0x0000000077210000-0x00000000773B9000-memory.dmp

Filesize
1.7MB

Download
memory/2788-31-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download