tinba | 9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073b

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18/10/2024, 07:42

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General

Target

9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe
Size

225KB
MD5

4512e661fc5ebfc7721b1501a78c6900
SHA1

378f56497a6ad0d04f7f89316bb9f976db89e6a5
SHA256

9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073b
SHA512

43b687bd7784104d358cf163d38b36f9825005b2b1d569423faed98e8dcf6c80d593b821c53be35153fe74591a5a01de112b1282142c438776e6e9f119b84053
SSDEEP

6144:2A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:2ATuTAnKGwUAW3ycQqgf

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

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\FFE1BBCD = "C:\\Users\\Admin\\AppData\\Roaming\\FFE1BBCD\\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	9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2768	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2768	2112	9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe	31
PID 2112 wrote to memory of 2768	2112	9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe	31
PID 2112 wrote to memory of 2768	2112	9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe	31
PID 2112 wrote to memory of 2768	2112	9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe	31
PID 2112 wrote to memory of 2768	2112	9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe	31
PID 2768 wrote to memory of 1208	2768	winver.exe	21
PID 2768 wrote to memory of 1112	2768	winver.exe	19
PID 2768 wrote to memory of 1176	2768	winver.exe	20
PID 2768 wrote to memory of 1208	2768	winver.exe	21
PID 2768 wrote to memory of 1108	2768	winver.exe	23
PID 2768 wrote to memory of 2112	2768	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe
  "C:\Users\Admin\AppData\Local\Temp\9459bd77ede0949afeb7a12d1cc7be33a127cf2d0861abb3b561d873be14073bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2112
- - 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:2768

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1108

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/1108-18-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1108-29-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1112-26-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1112-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1176-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-12-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1208-15-0x00000000031D0000-0x00000000031D6000-memory.dmp

Filesize
24KB

Download
memory/1208-6-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1208-27-0x00000000031D0000-0x00000000031D6000-memory.dmp

Filesize
24KB

Download
memory/2112-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2768-23-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2768-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2768-31-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download