tinba | a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 03:31

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General

Target

a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe
Size

225KB
MD5

f040efb7f5b1f97eb82403842cf4e6a9
SHA1

01767deabf687859b6cc76b9d99b6e1f825e6ffe
SHA256

a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311
SHA512

48fbffec2c42cea466795d26801ec1a301aeb8d4784d57551eea0e5a68f37dbbeadfd903a53d3926740da8aad206fee3d79502de45dd86f53726fba5318edffc
SSDEEP

6144:2A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:2ATuTAnKGwUAW3ycQqgf

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\1AB42053 = "C:\\Users\\Admin\\AppData\\Roaming\\1AB42053\\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	a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe
644	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
644	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 644	1968	a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe	30
PID 1968 wrote to memory of 644	1968	a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe	30
PID 1968 wrote to memory of 644	1968	a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe	30
PID 1968 wrote to memory of 644	1968	a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe	30
PID 1968 wrote to memory of 644	1968	a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe	30
PID 644 wrote to memory of 1196	644	winver.exe	21
PID 644 wrote to memory of 1080	644	winver.exe	18
PID 644 wrote to memory of 1168	644	winver.exe	20
PID 644 wrote to memory of 1196	644	winver.exe	21
PID 644 wrote to memory of 1580	644	winver.exe	25
PID 644 wrote to memory of 1968	644	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe
  "C:\Users\Admin\AppData\Local\Temp\a85e17370de062da74ca83fb1464a82779c08be02d1f0c14167d4d69bc026311.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1968
- - 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:644

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1580

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 Information Discovery

T1082

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/644-25-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/644-31-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/644-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1080-28-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/1080-11-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/1168-26-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1168-14-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1196-17-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1580-20-0x0000000002410000-0x0000000002416000-memory.dmp

Filesize
24KB

Download
memory/1580-29-0x0000000002410000-0x0000000002416000-memory.dmp

Filesize
24KB

Download
memory/1968-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download