tinba | f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663

General

Target

f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe
Size

610KB
MD5

5e0a4b481f1729c71026587fb46ce3a0
SHA1

499b44674dd9b065ea30ef4ebed927b24cdf1c51
SHA256

f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663
SHA512

0b76ca2c769b50cf5b81d845314a7126acddaf3bb46c3b3bb04800c2999fdb3212fd87b2c8df33598f999d75c102a0bccd3c2be5c4d21d6fcd19407d74a7f307
SSDEEP

12288:oATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:WT+KjUdQqboyyWoK1NGqzuhb

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\FB19564A = "C:\\Users\\Admin\\AppData\\Roaming\\FB19564A\\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	f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe
2748	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2748	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2748	2316	f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe	31
PID 2316 wrote to memory of 2748	2316	f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe	31
PID 2316 wrote to memory of 2748	2316	f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe	31
PID 2316 wrote to memory of 2748	2316	f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe	31
PID 2316 wrote to memory of 2748	2316	f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe	31
PID 2748 wrote to memory of 1180	2748	winver.exe	21
PID 2748 wrote to memory of 1108	2748	winver.exe	19
PID 2748 wrote to memory of 1152	2748	winver.exe	20
PID 2748 wrote to memory of 1180	2748	winver.exe	21
PID 2748 wrote to memory of 464	2748	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:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe
  "C:\Users\Admin\AppData\Local\Temp\f55bcf3a656e792ff2850793882547027fc51ce7aa26ea8e2872983a56f68663N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - 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:2748

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:464

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

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Downloads

memory/464-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/464-27-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1108-24-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1108-11-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1152-26-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-14-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1180-6-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-17-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1180-1-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-25-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/2316-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2748-23-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2748-4-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2748-29-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads