tinba | 77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 17:49

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General

Target

77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe
Size

45KB
MD5

9b4ca3a272343015289dd4f0b9b1c2a2
SHA1

4345f33f165f4b049f5479d90923c0d263dc0f26
SHA256

77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281
SHA512

4f603d2d8033c2d32762e54d18dbafa751e61c749ccf1de71714fd9303fe2f1e93c7f48eaed3041ea7a9067fe324e0006ff70b36b2da9c4d6ac00e3bfecf8fd1
SSDEEP

768:HhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2d:BsWE9N5dFu53dsniQaB/xZ14n7zIF+qh

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\EE72AB0A = "C:\\Users\\Admin\\AppData\\Roaming\\EE72AB0A\\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/392-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3012	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 3012	392	77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe	30
PID 392 wrote to memory of 3012	392	77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe	30
PID 392 wrote to memory of 3012	392	77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe	30
PID 392 wrote to memory of 3012	392	77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe	30
PID 392 wrote to memory of 3012	392	77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe	30
PID 3012 wrote to memory of 1360	3012	winver.exe	20
PID 3012 wrote to memory of 1232	3012	winver.exe	18
PID 3012 wrote to memory of 1320	3012	winver.exe	19
PID 3012 wrote to memory of 1360	3012	winver.exe	20
PID 3012 wrote to memory of 928	3012	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\77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe
  "C:\Users\Admin\AppData\Local\Temp\77d449fc28b8330c16277f29f8a84883acab5d6fe85226bbe65730632ed47281.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:392
- - 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:3012

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/392-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/392-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/392-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/392-5-0x0000000001DD0000-0x00000000027D0000-memory.dmp

Filesize
10.0MB

Download
memory/392-13-0x0000000001DD0000-0x00000000027D0000-memory.dmp

Filesize
10.0MB

Download
memory/928-28-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/928-29-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/928-24-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/1232-25-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1232-26-0x0000000077611000-0x0000000077612000-memory.dmp

Filesize
4KB

Download
memory/1320-27-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1320-20-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1360-2-0x00000000026C0000-0x00000000026C6000-memory.dmp

Filesize
24KB

Download
memory/1360-4-0x00000000026C0000-0x00000000026C6000-memory.dmp

Filesize
24KB

Download
memory/1360-3-0x00000000026C0000-0x00000000026C6000-memory.dmp

Filesize
24KB

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

Filesize
24KB

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

Filesize
4KB

Download
memory/1360-22-0x0000000001D80000-0x0000000001D86000-memory.dmp

Filesize
24KB

Download
memory/3012-11-0x00000000775C0000-0x0000000077769000-memory.dmp

Filesize
1.7MB

Download
memory/3012-8-0x00000000777BF000-0x00000000777C0000-memory.dmp

Filesize
4KB

Download
memory/3012-9-0x00000000777BF000-0x00000000777C1000-memory.dmp

Filesize
8KB

Download
memory/3012-30-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/3012-6-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/3012-7-0x00000000777C0000-0x00000000777C1000-memory.dmp

Filesize
4KB

Download
memory/3012-36-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download