tinba | 30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7

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
05/11/2024, 06:16

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General

Target

30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe
Size

88KB
MD5

30f57c51f95464aed3aa7df527ae7340
SHA1

4d720251ea9bb86abd55be42b67c7a1963e7d1c5
SHA256

30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7
SHA512

fe9d5077efcb3a2daea1353ca26ee018f9bd1a11281eacdc4a1a668f101b6ac2a300abc033c4605bb50a8ac584575f531efff1c9d68c8ac81c9fedba7b1a3aed
SSDEEP

1536:pz44CpRkr9DXhHf3aOd/56RrkQqjh+rmKVsN:pzvokZR/KM/ysjwqWsN

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\88C34D90 = "C:\\Users\\Admin\\AppData\\Roaming\\88C34D90\\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	30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe
2444	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2444	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 2444	2460	30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe	32
PID 2460 wrote to memory of 2444	2460	30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe	32
PID 2460 wrote to memory of 2444	2460	30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe	32
PID 2460 wrote to memory of 2444	2460	30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe	32
PID 2460 wrote to memory of 2444	2460	30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe	32
PID 2444 wrote to memory of 1204	2444	winver.exe	21
PID 2444 wrote to memory of 1108	2444	winver.exe	19
PID 2444 wrote to memory of 1168	2444	winver.exe	20
PID 2444 wrote to memory of 1204	2444	winver.exe	21
PID 2444 wrote to memory of 1512	2444	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe
  "C:\Users\Admin\AppData\Local\Temp\30fb1e93fd479c262c7917661c38b2ddf3419fc7da4262cc16e6ad8ad62019b7N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2460
- - 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:2444

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1512

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/1108-24-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1108-25-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1168-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1204-21-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1204-9-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1204-3-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1204-30-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1512-35-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1512-29-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1512-31-0x0000000076F11000-0x0000000076F12000-memory.dmp

Filesize
4KB

Download
memory/1512-28-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1512-23-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/2444-10-0x0000000076EC0000-0x0000000077069000-memory.dmp

Filesize
1.7MB

Download
memory/2444-6-0x00000000770C0000-0x00000000770C1000-memory.dmp

Filesize
4KB

Download
memory/2444-7-0x00000000770BF000-0x00000000770C0000-memory.dmp

Filesize
4KB

Download
memory/2444-8-0x00000000770BF000-0x00000000770C1000-memory.dmp

Filesize
8KB

Download
memory/2444-26-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2444-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2460-12-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2460-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2460-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2460-4-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download