tinba | 36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7

General

Target

36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe
Size

610KB
MD5

f729e76bc74b8946d00ea94138767550
SHA1

a59181c49a97b091c549c9480d261629324be979
SHA256

36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7
SHA512

2ecc7a24cd378b2800e0ba077bebe7c7753df10bd2ef0338521988b358785fe6d4292f08d017fba6af45a77c87009470981f5d31dd3d6f035ed9a22d47c62a8a
SSDEEP

12288:XATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:dT+KjUdQqboyyWoK1NGqzuhj

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\B397EBD6 = "C:\\Users\\Admin\\AppData\\Roaming\\B397EBD6\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe
3040	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3040	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 3040	1032	36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe	30
PID 1032 wrote to memory of 3040	1032	36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe	30
PID 1032 wrote to memory of 3040	1032	36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe	30
PID 1032 wrote to memory of 3040	1032	36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe	30
PID 1032 wrote to memory of 3040	1032	36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe	30
PID 3040 wrote to memory of 1196	3040	winver.exe	21
PID 3040 wrote to memory of 1104	3040	winver.exe	19
PID 3040 wrote to memory of 1172	3040	winver.exe	20
PID 3040 wrote to memory of 1196	3040	winver.exe	21
PID 3040 wrote to memory of 1536	3040	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe
  "C:\Users\Admin\AppData\Local\Temp\36a79dfd72eb0ab5251f806b68e1696aac52a4e3bf3c9fed0b27cbb46a8b87f7N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1032
- - 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:3040

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1536

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/1032-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1104-24-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1104-11-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1172-26-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000028B0000-0x00000000028B6000-memory.dmp

Filesize
24KB

Download
memory/1196-17-0x00000000028C0000-0x00000000028C6000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x00000000028B0000-0x00000000028B6000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x00000000028B0000-0x00000000028B6000-memory.dmp

Filesize
24KB

Download
memory/1196-25-0x00000000028C0000-0x00000000028C6000-memory.dmp

Filesize
24KB

Download
memory/1536-20-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/1536-27-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/3040-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/3040-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3040-29-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads