tinba | 0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 05:00

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General

Target

0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe
Size

88KB
MD5

172c9eb81bf51bcfc2b523b7203064d0
SHA1

068fb3d1765892031a88f1c1ada9ef4596618ff5
SHA256

0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97
SHA512

376ef061e50cdee76f547ef33c44e9eeb455eaba4f6a70b160b9c3c4b09ac2012d0cda09ac75ffce5dce776fa826f3e14e4688eb9a94eb672ba6f906999b0f73
SSDEEP

1536:Wz44CpRkr9DXhHf3aOd/56RrkQqjh+rmKVsN:WzvokZR/KM/ysjwqWsN

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\8C4AEB9A = "C:\\Users\\Admin\\AppData\\Roaming\\8C4AEB9A\\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	0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2436	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2436	3012	0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe	30
PID 3012 wrote to memory of 2436	3012	0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe	30
PID 3012 wrote to memory of 2436	3012	0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe	30
PID 3012 wrote to memory of 2436	3012	0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe	30
PID 3012 wrote to memory of 2436	3012	0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe	30
PID 2436 wrote to memory of 1188	2436	winver.exe	20
PID 2436 wrote to memory of 1112	2436	winver.exe	18
PID 2436 wrote to memory of 1164	2436	winver.exe	19
PID 2436 wrote to memory of 1188	2436	winver.exe	20
PID 2436 wrote to memory of 1644	2436	winver.exe	24

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe
  "C:\Users\Admin\AppData\Local\Temp\0a1557a9f2705d32474eaada9b0665e5127db40e975d9380a9a0be0123b7aa97N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3012
- - 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:2436

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1644

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/1112-25-0x0000000077B61000-0x0000000077B62000-memory.dmp

Filesize
4KB

Download
memory/1112-24-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1164-26-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1164-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1188-9-0x0000000077B61000-0x0000000077B62000-memory.dmp

Filesize
4KB

Download
memory/1188-1-0x0000000001D10000-0x0000000001D16000-memory.dmp

Filesize
24KB

Download
memory/1188-2-0x0000000001D10000-0x0000000001D16000-memory.dmp

Filesize
24KB

Download
memory/1188-21-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000001D10000-0x0000000001D16000-memory.dmp

Filesize
24KB

Download
memory/1188-27-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1644-29-0x0000000001E50000-0x0000000001E56000-memory.dmp

Filesize
24KB

Download
memory/1644-23-0x0000000001E50000-0x0000000001E56000-memory.dmp

Filesize
24KB

Download
memory/1644-30-0x0000000077B61000-0x0000000077B62000-memory.dmp

Filesize
4KB

Download
memory/2436-10-0x0000000077B10000-0x0000000077CB9000-memory.dmp

Filesize
1.7MB

Download
memory/2436-28-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2436-5-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2436-6-0x0000000077D10000-0x0000000077D11000-memory.dmp

Filesize
4KB

Download
memory/2436-7-0x0000000077D0F000-0x0000000077D10000-memory.dmp

Filesize
4KB

Download
memory/2436-8-0x0000000077D0F000-0x0000000077D11000-memory.dmp

Filesize
8KB

Download
memory/3012-12-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/3012-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3012-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3012-4-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download