tinba | 03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02-11-2024 21:04

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General

Target

03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe
Size

59KB
MD5

abde4658a3b302ef29ee8f5803839870
SHA1

1178585e09ed0815c719e261d4d6faaa5e97ad05
SHA256

03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17
SHA512

2a3c78b8fd8cc55c98eda67b354ce8d2bc760e0b11f6a172455b1533bb7e2b3825ebfcb15583b3d7eee072bda15775351e24ab8295af534077d140e3b40052f6
SSDEEP

768:L+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9J1:L+mFM2HXKZgiFP7xIksu+XM5O9J1

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\6EC0855A = "C:\\Users\\Admin\\AppData\\Roaming\\6EC0855A\\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	03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe
2664	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2664	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2664	2272	03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe	32
PID 2272 wrote to memory of 2664	2272	03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe	32
PID 2272 wrote to memory of 2664	2272	03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe	32
PID 2272 wrote to memory of 2664	2272	03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe	32
PID 2272 wrote to memory of 2664	2272	03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe	32
PID 2664 wrote to memory of 1204	2664	winver.exe	21
PID 2664 wrote to memory of 1108	2664	winver.exe	19
PID 2664 wrote to memory of 1172	2664	winver.exe	20
PID 2664 wrote to memory of 1204	2664	winver.exe	21
PID 2664 wrote to memory of 1520	2664	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:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe
  "C:\Users\Admin\AppData\Local\Temp\03f03a4cb613667f7bf34ef004fe1b4fe9b76d7abfd168dc7e6964dc2a059e17N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2272
- - 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:2664

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1520

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/1108-26-0x0000000077051000-0x0000000077052000-memory.dmp

Filesize
4KB

Download
memory/1108-25-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1172-27-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1172-19-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/1204-28-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/1204-21-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1204-9-0x0000000077051000-0x0000000077052000-memory.dmp

Filesize
4KB

Download
memory/1204-1-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/1520-24-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/1520-29-0x0000000077051000-0x0000000077052000-memory.dmp

Filesize
4KB

Download
memory/1520-30-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/2272-4-0x0000000001E80000-0x0000000002880000-memory.dmp

Filesize
10.0MB

Download
memory/2272-12-0x0000000001E80000-0x0000000002880000-memory.dmp

Filesize
10.0MB

Download
memory/2272-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2272-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2664-6-0x0000000077200000-0x0000000077201000-memory.dmp

Filesize
4KB

Download
memory/2664-10-0x0000000077000000-0x00000000771A9000-memory.dmp

Filesize
1.7MB

Download
memory/2664-8-0x00000000771FF000-0x0000000077201000-memory.dmp

Filesize
8KB

Download
memory/2664-7-0x00000000771FF000-0x0000000077200000-memory.dmp

Filesize
4KB

Download
memory/2664-5-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2664-31-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download