tinba | 3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 19:18

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General

Target

3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe
Size

110KB
MD5

a13e1cd80101c6ae83ad471709bd7fc7
SHA1

5b60051c703b5776c12091e36aba6613c8b0ebbe
SHA256

3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252
SHA512

d9c67f3a1fe9e8c6cea023bd1fdeb6898bcebcf6c779f5885ab844b2f96affc89f1c1682658a14c808e93a26313f53d675557c9a959076a55134b47a284e36c8
SSDEEP

1536:siLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EQ:siyvRmDLs/ZrwWJjAqGcRJ2hQ

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\18142A8C = "C:\\Users\\Admin\\AppData\\Roaming\\18142A8C\\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/2772-0-0x0000000000400000-0x000000000041E000-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	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 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
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
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2872	2772	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	31
PID 2772 wrote to memory of 2872	2772	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	31
PID 2772 wrote to memory of 2872	2772	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	31
PID 2772 wrote to memory of 2872	2772	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	31
PID 2772 wrote to memory of 2872	2772	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	31
PID 2872 wrote to memory of 1188	2872	winver.exe	21
PID 2872 wrote to memory of 1092	2872	winver.exe	19
PID 2872 wrote to memory of 1160	2872	winver.exe	20
PID 2872 wrote to memory of 1188	2872	winver.exe	21
PID 2872 wrote to memory of 1556	2872	winver.exe	25

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1188
- C:\Users\Admin\AppData\Local\Temp\3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe
  "C:\Users\Admin\AppData\Local\Temp\3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2772
- - 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:1556

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/1092-25-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1092-26-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/1160-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1160-20-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1188-4-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1188-2-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1188-10-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/1188-30-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1188-22-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1556-24-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/1556-27-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/1556-28-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/2772-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2772-13-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2772-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2772-5-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2772-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2872-6-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2872-7-0x0000000077E70000-0x0000000077E71000-memory.dmp

Filesize
4KB

Download
memory/2872-8-0x0000000077E6F000-0x0000000077E70000-memory.dmp

Filesize
4KB

Download
memory/2872-9-0x0000000077E6F000-0x0000000077E71000-memory.dmp

Filesize
8KB

Download
memory/2872-11-0x0000000077C70000-0x0000000077E19000-memory.dmp

Filesize
1.7MB

Download
memory/2872-31-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2872-36-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download