tinba | 9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 16:23

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General

Target

9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe
Size

110KB
MD5

d753df801c632c8d872f841ea2393bb0
SHA1

005355f720a647f7b5f14ae812b207fc3627c67b
SHA256

9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546
SHA512

8e1e4754932bd74def2340ff895e01784337f92942b6d19c452e1a5026177e3e55043b750a354817fc2e410ae67107b919b443e5df825cc05ba7fb46a3e27155
SSDEEP

1536:YiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:YiyvRmDLs/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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\9843A81A = "C:\\Users\\Admin\\AppData\\Roaming\\9843A81A\\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/2792-0-0x0000000000400000-0x000000000041E000-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	9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe
2552	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2552	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2552	2792	9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe	30
PID 2792 wrote to memory of 2552	2792	9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe	30
PID 2792 wrote to memory of 2552	2792	9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe	30
PID 2792 wrote to memory of 2552	2792	9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe	30
PID 2792 wrote to memory of 2552	2792	9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe	30
PID 2552 wrote to memory of 1360	2552	winver.exe	20
PID 2552 wrote to memory of 1232	2552	winver.exe	18
PID 2552 wrote to memory of 1320	2552	winver.exe	19
PID 2552 wrote to memory of 1360	2552	winver.exe	20
PID 2552 wrote to memory of 928	2552	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1232

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1320

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1360
- C:\Users\Admin\AppData\Local\Temp\9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe
  "C:\Users\Admin\AppData\Local\Temp\9bd693d80028e360c73e9ac0a9913c7ec914392bf351bb15ed70ac80ac601546N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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:2552

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:928

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/928-33-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/928-30-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/928-32-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/928-26-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/1232-28-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1232-27-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1320-21-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1320-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1360-31-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/1360-24-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/1360-10-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1360-4-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1360-2-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1360-3-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/2552-11-0x00000000775C0000-0x0000000077769000-memory.dmp

Filesize
1.7MB

Download
memory/2552-6-0x00000000000A0000-0x00000000000A6000-memory.dmp

Filesize
24KB

Download
memory/2552-7-0x00000000777C0000-0x00000000777C1000-memory.dmp

Filesize
4KB

Download
memory/2552-8-0x00000000777BF000-0x00000000777C0000-memory.dmp

Filesize
4KB

Download
memory/2552-9-0x00000000777BF000-0x00000000777C1000-memory.dmp

Filesize
8KB

Download
memory/2552-34-0x00000000000A0000-0x00000000000A6000-memory.dmp

Filesize
24KB

Download
memory/2792-14-0x0000000001E70000-0x0000000002870000-memory.dmp

Filesize
10.0MB

Download
memory/2792-13-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2792-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2792-5-0x0000000001E70000-0x0000000002870000-memory.dmp

Filesize
10.0MB

Download
memory/2792-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download