tinba | 12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/01/2025, 03:32

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General

Target

12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe
Size

45KB
MD5

69e2c15c200870e64255f2c7e70351a0
SHA1

368c1bf6f6624655ed9899e21a6a06118fbebf98
SHA256

12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435
SHA512

f441fb0d6bf03bb383bfad276094cd16137a23b343e96b7c33728292c27e2ecfa08aff2a747f28f67ba321ff667de9203f9565b00339ab4b886dd2d66a8ea3ff
SSDEEP

768:BhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2V:7sWE9N5dFu53dsniQaB/xZ14n7zIF+q5

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\7FF71F34 = "C:\\Users\\Admin\\AppData\\Roaming\\7FF71F34\\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/3060-0-0x0000000000400000-0x000000000041D000-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	12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe
2060	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2060	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2060	3060	12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe	32
PID 3060 wrote to memory of 2060	3060	12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe	32
PID 3060 wrote to memory of 2060	3060	12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe	32
PID 3060 wrote to memory of 2060	3060	12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe	32
PID 3060 wrote to memory of 2060	3060	12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe	32
PID 2060 wrote to memory of 1216	2060	winver.exe	21
PID 2060 wrote to memory of 1116	2060	winver.exe	19
PID 2060 wrote to memory of 1172	2060	winver.exe	20
PID 2060 wrote to memory of 1216	2060	winver.exe	21
PID 2060 wrote to memory of 1284	2060	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe
  "C:\Users\Admin\AppData\Local\Temp\12a32fc85822223b34df48267d99c9f380899c544c3ac2d22f39c7f2352a2435N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3060
- - 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:2060

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1284

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/1116-35-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1116-27-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1116-28-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1172-29-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1172-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1172-30-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1216-3-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1216-31-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1216-22-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1216-4-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1284-26-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1284-25-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1284-24-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/2060-6-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2060-11-0x0000000077270000-0x0000000077419000-memory.dmp

Filesize
1.7MB

Download
memory/2060-9-0x000000007746F000-0x0000000077471000-memory.dmp

Filesize
8KB

Download
memory/2060-8-0x000000007746F000-0x0000000077470000-memory.dmp

Filesize
4KB

Download
memory/2060-7-0x0000000077470000-0x0000000077471000-memory.dmp

Filesize
4KB

Download
memory/2060-32-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/3060-13-0x0000000001BF0000-0x00000000025F0000-memory.dmp

Filesize
10.0MB

Download
memory/3060-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3060-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3060-5-0x0000000001BF0000-0x00000000025F0000-memory.dmp

Filesize
10.0MB

Download
memory/3060-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download