tinba | 270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85

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
04-01-2025 10:17

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General

Target

270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe
Size

45KB
MD5

c180989d057f9ebe768dde16228d4a30
SHA1

f24574ea4921a241b32da2c6ab6cc14c422c67f3
SHA256

270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85
SHA512

69448ab3e54d5ac47003e7be396c478c965feeb548d028beff023552f1e189ec5a64e225cfd66531e6d520bff71e544e1d90cf94298910b864e7a555cda748cb
SSDEEP

768:5hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2X:jsWE9N5dFu53dsniQaB/xZ14n7zIF+qD

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\B5742B78 = "C:\\Users\\Admin\\AppData\\Roaming\\B5742B78\\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/1640-0-0x0000000000400000-0x000000000041D000-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	270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2052	winver.exe
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 2052	1640	270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe	29
PID 1640 wrote to memory of 2052	1640	270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe	29
PID 1640 wrote to memory of 2052	1640	270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe	29
PID 1640 wrote to memory of 2052	1640	270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe	29
PID 1640 wrote to memory of 2052	1640	270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe	29
PID 2052 wrote to memory of 1192	2052	winver.exe	21
PID 2052 wrote to memory of 1112	2052	winver.exe	19
PID 2052 wrote to memory of 1164	2052	winver.exe	20
PID 2052 wrote to memory of 1192	2052	winver.exe	21
PID 2052 wrote to memory of 1188	2052	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1192
- C:\Users\Admin\AppData\Local\Temp\270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe
  "C:\Users\Admin\AppData\Local\Temp\270e224ec0d9e816b9d14007d229751b05eda6e01be2b1420fee6b83e29c0b85N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1640
- - 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:2052

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1188

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/1112-28-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/1112-29-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1164-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1164-30-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1188-27-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1188-26-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1188-24-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1192-2-0x0000000002E90000-0x0000000002E96000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002E90000-0x0000000002E96000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002E90000-0x0000000002E96000-memory.dmp

Filesize
24KB

Download
memory/1192-25-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1192-21-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1640-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1640-13-0x0000000001B40000-0x0000000002540000-memory.dmp

Filesize
10.0MB

Download
memory/1640-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1640-5-0x0000000001B40000-0x0000000002540000-memory.dmp

Filesize
10.0MB

Download
memory/1640-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2052-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2052-7-0x0000000077B60000-0x0000000077B61000-memory.dmp

Filesize
4KB

Download
memory/2052-8-0x0000000077B5F000-0x0000000077B60000-memory.dmp

Filesize
4KB

Download
memory/2052-9-0x0000000077B5F000-0x0000000077B61000-memory.dmp

Filesize
8KB

Download
memory/2052-11-0x0000000077960000-0x0000000077B09000-memory.dmp

Filesize
1.7MB

Download
memory/2052-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download