tinba | d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885a

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
03-11-2024 06:58

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General

Target

d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe
Size

113KB
MD5

b31a2f406b719a947105e325d02e7c60
SHA1

4283abc67b5a35cb63f6ed8256bfeaa8412ac2a1
SHA256

d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885a
SHA512

c57bd247728b98a62e57c82926105c488ba40b7e587f0bf854a04542a5ea8024ba14321b0e8fde59c29d2f304db348c4791e8448b5e73faf0ed78c4480a00a31
SSDEEP

1536:uiLOvRmmQegJfBbmAQ256/ZrwWhwqjhurmKFcbL86WV0E:uiyvRmDLs/ZrwWjjAqGcfzWH

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\A609CF2A = "C:\\Users\\Admin\\AppData\\Roaming\\A609CF2A\\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/1524-0-0x0000000000400000-0x000000000041E000-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	d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1704	winver.exe
1232	Explorer.EXE
1232	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1232	Explorer.EXE
1232	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 1704	1524	d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe	31
PID 1524 wrote to memory of 1704	1524	d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe	31
PID 1524 wrote to memory of 1704	1524	d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe	31
PID 1524 wrote to memory of 1704	1524	d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe	31
PID 1524 wrote to memory of 1704	1524	d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe	31
PID 1704 wrote to memory of 1232	1704	winver.exe	21
PID 1704 wrote to memory of 1116	1704	winver.exe	19
PID 1704 wrote to memory of 1176	1704	winver.exe	20
PID 1704 wrote to memory of 1232	1704	winver.exe	21
PID 1704 wrote to memory of 1848	1704	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1232
- C:\Users\Admin\AppData\Local\Temp\d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe
  "C:\Users\Admin\AppData\Local\Temp\d89564d282d4b3b809698dd8205fc2c58181bfc4a1e00d50aeb8ec8a9f5c885aN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1524
- - 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:1704

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1848

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/1116-38-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1116-29-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1116-30-0x0000000077221000-0x0000000077222000-memory.dmp

Filesize
4KB

Download
memory/1176-21-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-31-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-32-0x0000000077221000-0x0000000077222000-memory.dmp

Filesize
4KB

Download
memory/1232-10-0x0000000077221000-0x0000000077222000-memory.dmp

Filesize
4KB

Download
memory/1232-4-0x0000000002110000-0x0000000002116000-memory.dmp

Filesize
24KB

Download
memory/1232-2-0x0000000002110000-0x0000000002116000-memory.dmp

Filesize
24KB

Download
memory/1232-3-0x0000000002110000-0x0000000002116000-memory.dmp

Filesize
24KB

Download
memory/1232-33-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1232-23-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1524-5-0x0000000001D10000-0x0000000002710000-memory.dmp

Filesize
10.0MB

Download
memory/1524-13-0x0000000001D10000-0x0000000002710000-memory.dmp

Filesize
10.0MB

Download
memory/1524-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1524-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1524-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1704-11-0x00000000771D0000-0x0000000077379000-memory.dmp

Filesize
1.7MB

Download
memory/1704-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1704-9-0x00000000773CF000-0x00000000773D1000-memory.dmp

Filesize
8KB

Download
memory/1704-7-0x00000000773D0000-0x00000000773D1000-memory.dmp

Filesize
4KB

Download
memory/1704-8-0x00000000773CF000-0x00000000773D0000-memory.dmp

Filesize
4KB

Download
memory/1704-34-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1848-28-0x0000000077221000-0x0000000077222000-memory.dmp

Filesize
4KB

Download
memory/1848-27-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1848-26-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download