tinba | 30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
01/12/2024, 00:58

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General

Target

30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe
Size

59KB
MD5

7273122e2b2815050c51b1812928de00
SHA1

b1eb72208ff290bef7143d058f4163d314939ba2
SHA256

30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94
SHA512

1a1fc69f41a28048c23dc39e0cc38886a30067d1d0036f01d60b01d3731f5dfd1652299aae1f99371e791d5b2a24ee4ce6b2181836b9558654815af27aef4a19
SSDEEP

768:2+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9J1:2+mFM2HXKZgiFP7xIksu+XM5O9J1

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\B438E397 = "C:\\Users\\Admin\\AppData\\Roaming\\B438E397\\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	30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe
2460	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2460	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2460	2656	30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe	31
PID 2656 wrote to memory of 2460	2656	30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe	31
PID 2656 wrote to memory of 2460	2656	30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe	31
PID 2656 wrote to memory of 2460	2656	30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe	31
PID 2656 wrote to memory of 2460	2656	30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe	31
PID 2460 wrote to memory of 1176	2460	winver.exe	21
PID 2460 wrote to memory of 1072	2460	winver.exe	17
PID 2460 wrote to memory of 1092	2460	winver.exe	19
PID 2460 wrote to memory of 1176	2460	winver.exe	21
PID 2460 wrote to memory of 1824	2460	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1072

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1092

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1176
- C:\Users\Admin\AppData\Local\Temp\30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe
  "C:\Users\Admin\AppData\Local\Temp\30497207ec26b9543a62f6d2f5c64e1438f9f3ed305f899b6350269e23806a94N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2656
- - 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:2460

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1824

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/1072-23-0x0000000001FD0000-0x0000000001FD6000-memory.dmp

Filesize
24KB

Download
memory/1072-24-0x00000000774D1000-0x00000000774D2000-memory.dmp

Filesize
4KB

Download
memory/1092-18-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1092-25-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1176-9-0x00000000774D1000-0x00000000774D2000-memory.dmp

Filesize
4KB

Download
memory/1176-3-0x0000000002860000-0x0000000002866000-memory.dmp

Filesize
24KB

Download
memory/1176-2-0x0000000002860000-0x0000000002866000-memory.dmp

Filesize
24KB

Download
memory/1176-26-0x00000000020E0000-0x00000000020E6000-memory.dmp

Filesize
24KB

Download
memory/1176-1-0x0000000002860000-0x0000000002866000-memory.dmp

Filesize
24KB

Download
memory/1176-20-0x00000000020E0000-0x00000000020E6000-memory.dmp

Filesize
24KB

Download
memory/1824-22-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1824-27-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1824-28-0x00000000774D1000-0x00000000774D2000-memory.dmp

Filesize
4KB

Download
memory/2460-10-0x0000000077480000-0x0000000077629000-memory.dmp

Filesize
1.7MB

Download
memory/2460-5-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2460-6-0x0000000077680000-0x0000000077681000-memory.dmp

Filesize
4KB

Download
memory/2460-7-0x000000007767F000-0x0000000077680000-memory.dmp

Filesize
4KB

Download
memory/2460-8-0x000000007767F000-0x0000000077681000-memory.dmp

Filesize
8KB

Download
memory/2460-29-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2656-12-0x0000000001CB0000-0x00000000026B0000-memory.dmp

Filesize
10.0MB

Download
memory/2656-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2656-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2656-4-0x0000000001CB0000-0x00000000026B0000-memory.dmp

Filesize
10.0MB

Download