tinba | f42bdd871edaf2a4a7d338c2fdf4e9d617c3881d5eddd23c9e1c631f7f1cccad

General

Target

526ff49e961d2d9dae23136d4f233510N.exe
Size

225KB
MD5

526ff49e961d2d9dae23136d4f233510
SHA1

35ca93052c7125cdb532330e6da05a74d309fa05
SHA256

f42bdd871edaf2a4a7d338c2fdf4e9d617c3881d5eddd23c9e1c631f7f1cccad
SHA512

3e24c432214dd91c1383eb7b5492a33c6bbdfe55d154af171ffbd69c311a0e529357858d78b7c286af99a3f806194b648eb1b93f64146b3461c7a8aeaef05750
SSDEEP

6144:wA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:wATuTAnKGwUAW3ycQqgf

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\A3DB60FD = "C:\\Users\\Admin\\AppData\\Roaming\\A3DB60FD\\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	526ff49e961d2d9dae23136d4f233510N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2568	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2568	2648	526ff49e961d2d9dae23136d4f233510N.exe	31
PID 2648 wrote to memory of 2568	2648	526ff49e961d2d9dae23136d4f233510N.exe	31
PID 2648 wrote to memory of 2568	2648	526ff49e961d2d9dae23136d4f233510N.exe	31
PID 2648 wrote to memory of 2568	2648	526ff49e961d2d9dae23136d4f233510N.exe	31
PID 2648 wrote to memory of 2568	2648	526ff49e961d2d9dae23136d4f233510N.exe	31
PID 2568 wrote to memory of 1188	2568	winver.exe	21
PID 2568 wrote to memory of 1104	2568	winver.exe	19
PID 2568 wrote to memory of 1152	2568	winver.exe	20
PID 2568 wrote to memory of 1188	2568	winver.exe	21
PID 2568 wrote to memory of 1376	2568	winver.exe	23
PID 2568 wrote to memory of 2648	2568	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\526ff49e961d2d9dae23136d4f233510N.exe
  "C:\Users\Admin\AppData\Local\Temp\526ff49e961d2d9dae23136d4f233510N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2648
- - 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:2568

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1104-11-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1152-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1152-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1188-6-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1188-1-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1188-17-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1188-27-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1376-20-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1376-28-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/2568-25-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2568-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2568-31-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2648-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads