tinba | 095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-12-2024 23:04

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General

Target

095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe
Size

610KB
MD5

8a6d0d8191ac8ab078e17a878747b858
SHA1

521abe49259441d2dcc597e99404f70744727e0d
SHA256

095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e
SHA512

fcc90c5b95695d16de47b85312515e44c818082a7d08e7236a4dc7187128b102868dfb6a4d1727b8e5473e8ab1507b66285413b89766ad2e99a2ad915c795104
SSDEEP

12288:kATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:aT+KjUdQqboyyWoK1NGqzuhp

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\619FA85D = "C:\\Users\\Admin\\AppData\\Roaming\\619FA85D\\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	095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2688	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2688	2016	095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe	31
PID 2016 wrote to memory of 2688	2016	095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe	31
PID 2016 wrote to memory of 2688	2016	095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe	31
PID 2016 wrote to memory of 2688	2016	095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe	31
PID 2016 wrote to memory of 2688	2016	095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe	31
PID 2688 wrote to memory of 1212	2688	winver.exe	21
PID 2688 wrote to memory of 1120	2688	winver.exe	19
PID 2688 wrote to memory of 1168	2688	winver.exe	20
PID 2688 wrote to memory of 1212	2688	winver.exe	21
PID 2688 wrote to memory of 1540	2688	winver.exe	23
PID 2688 wrote to memory of 2016	2688	winver.exe	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe
  "C:\Users\Admin\AppData\Local\Temp\095a8529534a416b4a645b718ee7db94a491ad8cdcf318206618978aa052916e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2016
- - 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:2688

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1540

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 Information Discovery

T1082

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/1120-28-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1120-9-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1168-12-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1168-30-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1212-15-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1212-6-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-29-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1540-18-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/1540-31-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2016-21-0x0000000000050000-0x0000000000056000-memory.dmp

Filesize
24KB

Download
memory/2016-27-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2688-4-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2688-33-0x0000000001AE0000-0x0000000001AE6000-memory.dmp

Filesize
24KB

Download