tinba | 46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 04:40

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General

Target

46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe
Size

148KB
MD5

c12b00a1ca81def7926224033ed59350
SHA1

3d87da408633d9e380758b1590627f7e461c382b
SHA256

46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439
SHA512

f9763c007991078b243e349b7962bc386198c9ea90a4a3585ad1a6c946100ee96bb3486ea8bc2349838ddc30a9b9f0f06648b822937ea280b086d0190c14faf7
SSDEEP

1536:rv+pJdyvHh9Yvu356AlGC/kpNfDnfn8bbxvVOu3MwJMaKtqj78gE8v27O:i/dwh9uu39N81SbxthE8vCO

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\5C0B2988 = "C:\\Users\\Admin\\AppData\\Roaming\\5C0B2988\\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	46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 59 IoCs

pid	Process
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe
2160	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2160	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2092	46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2160	2092	46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe	30
PID 2092 wrote to memory of 2160	2092	46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe	30
PID 2092 wrote to memory of 2160	2092	46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe	30
PID 2092 wrote to memory of 2160	2092	46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe	30
PID 2092 wrote to memory of 2160	2092	46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe	30
PID 2160 wrote to memory of 1184	2160	winver.exe	21
PID 2160 wrote to memory of 1108	2160	winver.exe	19
PID 2160 wrote to memory of 1156	2160	winver.exe	20
PID 2160 wrote to memory of 1184	2160	winver.exe	21
PID 2160 wrote to memory of 2032	2160	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe
  "C:\Users\Admin\AppData\Local\Temp\46edcc187126525ed68afa606d6d7316066b38d4f8171fc84edd1ac86270b439N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2092
- - 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:2160

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2032

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/1108-16-0x00000000020F0000-0x00000000020F7000-memory.dmp

Filesize
28KB

Download
memory/1108-19-0x0000000077971000-0x0000000077972000-memory.dmp

Filesize
4KB

Download
memory/1108-18-0x00000000020F0000-0x00000000020F7000-memory.dmp

Filesize
28KB

Download
memory/1156-21-0x0000000002110000-0x0000000002117000-memory.dmp

Filesize
28KB

Download
memory/1156-20-0x0000000002110000-0x0000000002117000-memory.dmp

Filesize
28KB

Download
memory/1184-11-0x0000000077971000-0x0000000077972000-memory.dmp

Filesize
4KB

Download
memory/1184-4-0x0000000002DE0000-0x0000000002DE7000-memory.dmp

Filesize
28KB

Download
memory/1184-9-0x0000000002DE0000-0x0000000002DE7000-memory.dmp

Filesize
28KB

Download
memory/1184-5-0x0000000002DE0000-0x0000000002DE7000-memory.dmp

Filesize
28KB

Download
memory/1184-28-0x0000000002DF0000-0x0000000002DF7000-memory.dmp

Filesize
28KB

Download
memory/1184-24-0x0000000002DF0000-0x0000000002DF7000-memory.dmp

Filesize
28KB

Download
memory/2032-29-0x0000000001F00000-0x0000000001F07000-memory.dmp

Filesize
28KB

Download
memory/2032-30-0x0000000077971000-0x0000000077972000-memory.dmp

Filesize
4KB

Download
memory/2032-27-0x0000000001F00000-0x0000000001F07000-memory.dmp

Filesize
28KB

Download
memory/2092-13-0x0000000000400000-0x0000000000404A00-memory.dmp

Filesize
18KB

Download
memory/2092-14-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/2092-0-0x000000000040C000-0x000000000040F000-memory.dmp

Filesize
12KB

Download
memory/2092-3-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/2092-2-0x0000000000260000-0x0000000000262000-memory.dmp

Filesize
8KB

Download
memory/2092-1-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2160-12-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2160-10-0x0000000000260000-0x0000000000276000-memory.dmp

Filesize
88KB

Download
memory/2160-6-0x0000000000160000-0x0000000000167000-memory.dmp

Filesize
28KB

Download
memory/2160-8-0x0000000000261000-0x0000000000262000-memory.dmp

Filesize
4KB

Download