tinba | 8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 05:37

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General

Target

8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe
Size

160KB
MD5

2061a159a71b484e5628980795aede6f
SHA1

2bd6c76516d4ba28f2b143eaac45ab954135190e
SHA256

8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd
SHA512

56fa8b9e186824b8ae7ae5da5aec12c395614a99d65b05f8e546ff81fb8f552f064b3efcff5de0d1788e501422c4092ec7bf0f59c5ff03c0eb0907c0892549b7
SSDEEP

1536:bEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xphM:IY+4MiIkLZJNAQ9J6v+

Score

10^/10

tinba banker discovery persistence trojan upx

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\62EE1FFC = "C:\\Users\\Admin\\AppData\\Roaming\\62EE1FFC\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2304-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

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	8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2644	winver.exe
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 2644	2304	8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe	30
PID 2304 wrote to memory of 2644	2304	8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe	30
PID 2304 wrote to memory of 2644	2304	8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe	30
PID 2304 wrote to memory of 2644	2304	8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe	30
PID 2304 wrote to memory of 2644	2304	8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe	30
PID 2644 wrote to memory of 1268	2644	winver.exe	20
PID 2644 wrote to memory of 1128	2644	winver.exe	18
PID 2644 wrote to memory of 1220	2644	winver.exe	19
PID 2644 wrote to memory of 1268	2644	winver.exe	20
PID 2644 wrote to memory of 1696	2644	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1220

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1268
- C:\Users\Admin\AppData\Local\Temp\8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe
  "C:\Users\Admin\AppData\Local\Temp\8a25fb612c0458bee88addc578feb4e51a71047132ed8fc481a2ad56bead9bbd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2304
- - 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:2644

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1696

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/1128-28-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1128-26-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1220-20-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/1220-27-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/1268-3-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/1268-30-0x00000000026A0000-0x00000000026A6000-memory.dmp

Filesize
24KB

Download
memory/1268-2-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/1268-22-0x00000000026A0000-0x00000000026A6000-memory.dmp

Filesize
24KB

Download
memory/1268-10-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1268-4-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/1696-29-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1696-25-0x0000000001FD0000-0x0000000001FD6000-memory.dmp

Filesize
24KB

Download
memory/1696-31-0x0000000001FD0000-0x0000000001FD6000-memory.dmp

Filesize
24KB

Download
memory/2304-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2304-14-0x0000000001D10000-0x0000000002710000-memory.dmp

Filesize
10.0MB

Download
memory/2304-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2304-5-0x0000000001D10000-0x0000000002710000-memory.dmp

Filesize
10.0MB

Download
memory/2304-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2644-11-0x0000000077270000-0x0000000077419000-memory.dmp

Filesize
1.7MB

Download
memory/2644-6-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2644-7-0x0000000077470000-0x0000000077471000-memory.dmp

Filesize
4KB

Download
memory/2644-8-0x000000007746F000-0x0000000077470000-memory.dmp

Filesize
4KB

Download
memory/2644-9-0x000000007746F000-0x0000000077471000-memory.dmp

Filesize
8KB

Download
memory/2644-32-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2644-37-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download