tinba | aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/01/2025, 20:51

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General

Target

aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe
Size

45KB
MD5

bb105ce8c851b3b2cb9c6c51a868bf74
SHA1

4642b43c354af1a03e12f8b74588769585570572
SHA256

aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6
SHA512

85ef59dc53a3735af1551ea27e7322fe1c1f3e69bdf84b27abdb68e618ded65edefca9d83c82ca4eded8028e382790f5f25d95ac74b2acff66d528dc6bd4d27c
SSDEEP

768:dhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:fsWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\14402116 = "C:\\Users\\Admin\\AppData\\Roaming\\14402116\\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/2280-0-0x0000000000400000-0x000000000041D000-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	aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe
1072	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1072	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 1072	2280	aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe	29
PID 2280 wrote to memory of 1072	2280	aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe	29
PID 2280 wrote to memory of 1072	2280	aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe	29
PID 2280 wrote to memory of 1072	2280	aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe	29
PID 2280 wrote to memory of 1072	2280	aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe	29
PID 1072 wrote to memory of 1212	1072	winver.exe	21
PID 1072 wrote to memory of 1120	1072	winver.exe	19
PID 1072 wrote to memory of 1180	1072	winver.exe	20
PID 1072 wrote to memory of 1212	1072	winver.exe	21
PID 1072 wrote to memory of 1692	1072	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe
  "C:\Users\Admin\AppData\Local\Temp\aac1715c52786b50e4e44d5b14cccefc415ad464dd65f97370f7337056cfe1d6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - 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:1072

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1692

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/1072-7-0x00000000770E0000-0x00000000770E1000-memory.dmp

Filesize
4KB

Download
memory/1072-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/1072-9-0x00000000770DF000-0x00000000770E1000-memory.dmp

Filesize
8KB

Download
memory/1072-8-0x00000000770DF000-0x00000000770E0000-memory.dmp

Filesize
4KB

Download
memory/1072-11-0x0000000076EE0000-0x0000000077089000-memory.dmp

Filesize
1.7MB

Download
memory/1120-19-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1120-20-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1180-23-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1180-26-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1212-25-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1212-2-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1212-32-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1692-30-0x0000000001EF0000-0x0000000001EF6000-memory.dmp

Filesize
24KB

Download
memory/1692-36-0x0000000001EF0000-0x0000000001EF6000-memory.dmp

Filesize
24KB

Download
memory/1692-31-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1692-29-0x0000000001EF0000-0x0000000001EF6000-memory.dmp

Filesize
24KB

Download
memory/1692-33-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/2280-13-0x0000000001CB0000-0x00000000026B0000-memory.dmp

Filesize
10.0MB

Download
memory/2280-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2280-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2280-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2280-5-0x0000000001CB0000-0x00000000026B0000-memory.dmp

Filesize
10.0MB

Download