tinba | ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 20:14

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General

Target

ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe
Size

59KB
MD5

158b48d453e3ce8205b4cb683fb06a78
SHA1

ade8523547ba5d310edba61ca98563faa8da0918
SHA256

ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa
SHA512

eb63ec272a9dbfb75abe57cd3897d3a7b6cf6bddf7dba95fadc20dd4da47ad0b89f8a985d4a8091e02eb127c02da203917794a6ef54f8edc56a34e7bb483ff84
SSDEEP

768:K+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9JV:K+mFM2HXKZgiFP7xIksu+XM5O9JV

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\DE66BCF6 = "C:\\Users\\Admin\\AppData\\Roaming\\DE66BCF6\\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	ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe
1432	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1432	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 1432	1800	ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe	31
PID 1800 wrote to memory of 1432	1800	ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe	31
PID 1800 wrote to memory of 1432	1800	ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe	31
PID 1800 wrote to memory of 1432	1800	ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe	31
PID 1800 wrote to memory of 1432	1800	ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe	31
PID 1432 wrote to memory of 1204	1432	winver.exe	21
PID 1432 wrote to memory of 1116	1432	winver.exe	19
PID 1432 wrote to memory of 1168	1432	winver.exe	20
PID 1432 wrote to memory of 1204	1432	winver.exe	21
PID 1432 wrote to memory of 1528	1432	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe
  "C:\Users\Admin\AppData\Local\Temp\ca6c2263eb79f865fde8e40c2fbe247a1625beb4b9881e7646434ae04500a1fa.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1800
- - 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:1432

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1528

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/1116-23-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1116-24-0x0000000077131000-0x0000000077132000-memory.dmp

Filesize
4KB

Download
memory/1168-25-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1168-18-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1204-20-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-26-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1204-9-0x0000000077131000-0x0000000077132000-memory.dmp

Filesize
4KB

Download
memory/1432-10-0x00000000770E0000-0x0000000077289000-memory.dmp

Filesize
1.7MB

Download
memory/1432-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1432-6-0x00000000772E0000-0x00000000772E1000-memory.dmp

Filesize
4KB

Download
memory/1432-7-0x00000000772DF000-0x00000000772E0000-memory.dmp

Filesize
4KB

Download
memory/1432-8-0x00000000772DF000-0x00000000772E1000-memory.dmp

Filesize
8KB

Download
memory/1432-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1528-22-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/1528-27-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/1528-28-0x0000000077131000-0x0000000077132000-memory.dmp

Filesize
4KB

Download
memory/1800-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1800-12-0x0000000001DD0000-0x00000000027D0000-memory.dmp

Filesize
10.0MB

Download
memory/1800-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1800-4-0x0000000001DD0000-0x00000000027D0000-memory.dmp

Filesize
10.0MB

Download