tinba | dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-01-2025 02:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe
Size

45KB
MD5

9e79d019da0702d922ef956279d116d0
SHA1

5fa11e3b772550cbacf9c4b89ec7eea3369fc8c5
SHA256

dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246
SHA512

f2440738458ec76c555de275905bd29d0b6a6a9cec8eeff9a779a341448580cb1947b76ea64ec0172f22661c3949cdd92432d91b56d5bab2fe5571cbbac22795
SSDEEP

768:LhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2P:tsWE9N5dFu53dsniQaB/xZ14n7zIF+q7

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\001B8437 = "C:\\Users\\Admin\\AppData\\Roaming\\001B8437\\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/2096-0-0x0000000000400000-0x000000000041D000-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	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe
2376	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2376	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2376	2096	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	31
PID 2096 wrote to memory of 2376	2096	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	31
PID 2096 wrote to memory of 2376	2096	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	31
PID 2096 wrote to memory of 2376	2096	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	31
PID 2096 wrote to memory of 2376	2096	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	31
PID 2376 wrote to memory of 1192	2376	winver.exe	21
PID 2376 wrote to memory of 1084	2376	winver.exe	18
PID 2376 wrote to memory of 1156	2376	winver.exe	20
PID 2376 wrote to memory of 1192	2376	winver.exe	21
PID 2376 wrote to memory of 844	2376	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1084

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe
  "C:\Users\Admin\AppData\Local\Temp\dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2096
- - 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:2376

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:844

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

Loading Replay Monitor...

Downloads

memory/844-26-0x0000000001DD0000-0x0000000001DD6000-memory.dmp

Filesize
24KB

Download
memory/844-32-0x0000000077991000-0x0000000077992000-memory.dmp

Filesize
4KB

Download
memory/844-31-0x0000000001DD0000-0x0000000001DD6000-memory.dmp

Filesize
24KB

Download
memory/1084-28-0x0000000077991000-0x0000000077992000-memory.dmp

Filesize
4KB

Download
memory/1084-27-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1156-29-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1156-21-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077991000-0x0000000077992000-memory.dmp

Filesize
4KB

Download
memory/1192-3-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1192-30-0x0000000002160000-0x0000000002166000-memory.dmp

Filesize
24KB

Download
memory/1192-24-0x0000000002160000-0x0000000002166000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/2096-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2096-13-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2096-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2096-5-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2096-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2376-7-0x0000000077B40000-0x0000000077B41000-memory.dmp

Filesize
4KB

Download
memory/2376-8-0x0000000077B3F000-0x0000000077B40000-memory.dmp

Filesize
4KB

Download
memory/2376-9-0x0000000077B3F000-0x0000000077B41000-memory.dmp

Filesize
8KB

Download
memory/2376-11-0x0000000077940000-0x0000000077AE9000-memory.dmp

Filesize
1.7MB

Download
memory/2376-6-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2376-33-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download