tinba | c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567

Analysis

max time kernel
148s
max time network
151s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 03:40

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General

Target

c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe
Size

225KB
MD5

bf2fa27e17c85db741c85090291d98c1
SHA1

ccce191030b1d9170c3b7e870787b54d4424037d
SHA256

c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567
SHA512

8a1ce85b70f7d97a684b3bb9046286ef9793319719e503e42a7b7d7f1f1c1461e79db0772e90951ed42b17ac10cb3145fd097024b60575a823a554c783cefddb
SSDEEP

6144:sA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:sATuTAnKGwUAW3ycQqgf

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\6372FFD0 = "C:\\Users\\Admin\\AppData\\Roaming\\6372FFD0\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe
2928	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2928	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 2928	1304	c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe	31
PID 1304 wrote to memory of 2928	1304	c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe	31
PID 1304 wrote to memory of 2928	1304	c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe	31
PID 1304 wrote to memory of 2928	1304	c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe	31
PID 1304 wrote to memory of 2928	1304	c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe	31
PID 2928 wrote to memory of 1184	2928	winver.exe	21
PID 2928 wrote to memory of 1100	2928	winver.exe	19
PID 2928 wrote to memory of 1148	2928	winver.exe	20
PID 2928 wrote to memory of 1184	2928	winver.exe	21
PID 2928 wrote to memory of 2008	2928	winver.exe	23
PID 2928 wrote to memory of 1304	2928	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1148

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe
  "C:\Users\Admin\AppData\Local\Temp\c3fe100d4a08189336c76453bb4f2f9b669c613efb385608dadbed263939e567.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1304
- - 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:2928

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2008

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 Information Discovery

T1082

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/1100-26-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1100-11-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1148-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1148-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1184-6-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1184-17-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1184-1-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1184-27-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1304-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2008-20-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/2008-29-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/2928-25-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/2928-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2928-31-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download