tinba | b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b

General

Target

b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe
Size

237KB
MD5

354880e9569fb8583d2fbfa28639f9d1
SHA1

fdd3dd70be178d82145da661ea68fabd29240817
SHA256

b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b
SHA512

f8e3b3b4bed990b86747bd7fd5da491b2d68d70cf51a72fef258d9be55efec086890183a85d90874815601a30dcc7e6e2d7561af0bb5c85d42819d0dad927085
SSDEEP

6144:zA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:zATuTAnKGwUAWVycQqgB

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\84F6FEAA = "C:\\Users\\Admin\\AppData\\Roaming\\84F6FEAA\\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	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2872	winver.exe
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2872	2292	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	31
PID 2292 wrote to memory of 2872	2292	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	31
PID 2292 wrote to memory of 2872	2292	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	31
PID 2292 wrote to memory of 2872	2292	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	31
PID 2292 wrote to memory of 2872	2292	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	31
PID 2872 wrote to memory of 1204	2872	winver.exe	21
PID 2872 wrote to memory of 1108	2872	winver.exe	19
PID 2872 wrote to memory of 1168	2872	winver.exe	20
PID 2872 wrote to memory of 1204	2872	winver.exe	21
PID 2872 wrote to memory of 1672	2872	winver.exe	25
PID 2872 wrote to memory of 2292	2872	winver.exe	30

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1204
- C:\Users\Admin\AppData\Local\Temp\b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe
  "C:\Users\Admin\AppData\Local\Temp\b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2292
- - 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:2872

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1108-11-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1168-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1204-17-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

Filesize
24KB

Download
memory/1672-20-0x0000000001F40000-0x0000000001F46000-memory.dmp

Filesize
24KB

Download
memory/1672-28-0x0000000001F40000-0x0000000001F46000-memory.dmp

Filesize
24KB

Download
memory/2292-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2872-25-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2872-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2872-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads