tinba | 73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871

General

Target

73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe
Size

225KB
MD5

5707ad5794c017ae4b130cf785025d40
SHA1

3d7ad3e8b3ac24d23ea70f7d8a0692b180c8f146
SHA256

73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871
SHA512

de391826edf79368416848662d52cc08b538551a6586de4731d2aaab2d50ccd6193187dccb602c985063cd773b09a50cf1934092ccfb3dd2a87dc8ad1d48daa0
SSDEEP

6144:AA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:AATuTAnKGwUAW3ycQqgf

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\BD78BB75 = "C:\\Users\\Admin\\AppData\\Roaming\\BD78BB75\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe
2840	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2840	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2840	2148	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	31
PID 2148 wrote to memory of 2840	2148	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	31
PID 2148 wrote to memory of 2840	2148	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	31
PID 2148 wrote to memory of 2840	2148	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	31
PID 2148 wrote to memory of 2840	2148	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	31
PID 2840 wrote to memory of 1236	2840	winver.exe	21
PID 2840 wrote to memory of 1116	2840	winver.exe	19
PID 2840 wrote to memory of 1172	2840	winver.exe	20
PID 2840 wrote to memory of 1236	2840	winver.exe	21
PID 2840 wrote to memory of 2040	2840	winver.exe	23
PID 2840 wrote to memory of 2148	2840	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe
  "C:\Users\Admin\AppData\Local\Temp\73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2148
- - 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:2840

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2040

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/1116-9-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/1116-29-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1172-12-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1236-1-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1236-6-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1236-3-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1236-15-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1236-26-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/2040-18-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/2040-27-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/2148-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2840-4-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2840-23-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2840-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads