tinba | 4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60

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
21-11-2024 01:43

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General

Target

4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe
Size

88KB
MD5

028775e1c7935ba3c261412839c4a3d1
SHA1

937be3a04dc9c5fe3f5d4297b6e255f08921a66a
SHA256

4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60
SHA512

c47250a2749f012e7e025849b0d364d02e9ffa91462dcc036b6a5ca75eb96af9dbd1508f5170848b787cee2ce0c0fb63f68a522b2dcdd6bc56ff7918f39df723
SSDEEP

1536:f5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:f5fvp12UFKcD/6jwqWsNI

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\750280D5 = "C:\\Users\\Admin\\AppData\\Roaming\\750280D5\\bin.exe"	winver.exe

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	4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2784	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2784	2644	4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe	31
PID 2644 wrote to memory of 2784	2644	4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe	31
PID 2644 wrote to memory of 2784	2644	4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe	31
PID 2644 wrote to memory of 2784	2644	4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe	31
PID 2644 wrote to memory of 2784	2644	4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe	31
PID 2784 wrote to memory of 1160	2784	winver.exe	21
PID 2784 wrote to memory of 1032	2784	winver.exe	17
PID 2784 wrote to memory of 1096	2784	winver.exe	19
PID 2784 wrote to memory of 1160	2784	winver.exe	21
PID 2784 wrote to memory of 1508	2784	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1032

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1096

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1160
- C:\Users\Admin\AppData\Local\Temp\4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe
  "C:\Users\Admin\AppData\Local\Temp\4d1d6edfd498bc0395e536a89156a6a635e2854cf1d385d7d188680371fc9c60.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - 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:2784

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1508

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/1032-26-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1032-27-0x0000000077781000-0x0000000077782000-memory.dmp

Filesize
4KB

Download
memory/1032-25-0x0000000077781000-0x0000000077782000-memory.dmp

Filesize
4KB

Download
memory/1032-24-0x0000000077781000-0x0000000077782000-memory.dmp

Filesize
4KB

Download
memory/1096-19-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1096-29-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1096-28-0x0000000077781000-0x0000000077782000-memory.dmp

Filesize
4KB

Download
memory/1160-31-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1160-9-0x0000000077781000-0x0000000077782000-memory.dmp

Filesize
4KB

Download
memory/1160-21-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1160-1-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/1160-3-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/1160-2-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/1508-33-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1508-30-0x0000000077781000-0x0000000077782000-memory.dmp

Filesize
4KB

Download
memory/1508-23-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/2644-12-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2644-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2644-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2644-4-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2784-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2784-6-0x0000000077930000-0x0000000077931000-memory.dmp

Filesize
4KB

Download
memory/2784-7-0x000000007792F000-0x0000000077930000-memory.dmp

Filesize
4KB

Download
memory/2784-8-0x000000007792F000-0x0000000077931000-memory.dmp

Filesize
8KB

Download
memory/2784-32-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2784-10-0x0000000077730000-0x00000000778D9000-memory.dmp

Filesize
1.7MB

Download
memory/2784-38-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download