tinba | 48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-02-2025 23:31

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General

Target

48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe
Size

110KB
MD5

80ad6d3222b6651156cae10d2a52fd7a
SHA1

30a037730e55900d3d597a4454a8f20b1f46f53b
SHA256

48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a
SHA512

65383c4da0df2261f57b09e8e379e37ab1641d09552cda26b818de7527b582e98f27446f1a9cb4cdea3a65d1ee97a38f28549318fb16c1d4267912ea41c38693
SSDEEP

1536:SiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:SiyvRmDLs/ZrwWJjAqGcRJ2hg

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\7A95F613 = "C:\\Users\\Admin\\AppData\\Roaming\\7A95F613\\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/1996-0-0x0000000000400000-0x000000000041E000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2320	winver.exe
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2320	1996	48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe	32
PID 1996 wrote to memory of 2320	1996	48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe	32
PID 1996 wrote to memory of 2320	1996	48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe	32
PID 1996 wrote to memory of 2320	1996	48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe	32
PID 1996 wrote to memory of 2320	1996	48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe	32
PID 2320 wrote to memory of 1216	2320	winver.exe	21
PID 2320 wrote to memory of 1112	2320	winver.exe	19
PID 2320 wrote to memory of 1168	2320	winver.exe	20
PID 2320 wrote to memory of 1216	2320	winver.exe	21
PID 2320 wrote to memory of 1340	2320	winver.exe	23

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

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:1216
- C:\Users\Admin\AppData\Local\Temp\48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe
  "C:\Users\Admin\AppData\Local\Temp\48b06c530554fca56da2b8d2be5af469029a61bd6e088c8eff7749bc05dbad7a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1996
- - 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:2320

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1340

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/1112-24-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1112-25-0x0000000077CE1000-0x0000000077CE2000-memory.dmp

Filesize
4KB

Download
memory/1168-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1216-26-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1216-4-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1216-23-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x0000000077CE1000-0x0000000077CE2000-memory.dmp

Filesize
4KB

Download
memory/1340-33-0x0000000077CE1000-0x0000000077CE2000-memory.dmp

Filesize
4KB

Download
memory/1340-32-0x0000000001EF0000-0x0000000001EF6000-memory.dmp

Filesize
24KB

Download
memory/1996-5-0x0000000001EB0000-0x00000000028B0000-memory.dmp

Filesize
10.0MB

Download
memory/1996-13-0x0000000001EB0000-0x00000000028B0000-memory.dmp

Filesize
10.0MB

Download
memory/1996-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1996-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1996-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2320-27-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2320-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2320-7-0x0000000077E90000-0x0000000077E91000-memory.dmp

Filesize
4KB

Download
memory/2320-8-0x0000000077E8F000-0x0000000077E90000-memory.dmp

Filesize
4KB

Download
memory/2320-9-0x0000000077E8F000-0x0000000077E91000-memory.dmp

Filesize
8KB

Download
memory/2320-11-0x0000000077C90000-0x0000000077E39000-memory.dmp

Filesize
1.7MB

Download