tinba | 3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761

General

Target

3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe
Size

225KB
MD5

5ee89aff2f036f4299c4e3799e7f0a93
SHA1

5bcfe491e1a2fe65f43a0e740d24ceab14ec3fee
SHA256

3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761
SHA512

b92a33610073a1ab2d3aed733ba19bed11763fdc8f011aeb0840de94321d9c1f9972e41bb3a4f787398316769d26e023cef340fbd42bdd5dd0e5c8c797f2136f
SSDEEP

6144:IA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:IATuTAnKGwUAW3ycQqg1

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\A28C4EF5 = "C:\\Users\\Admin\\AppData\\Roaming\\A28C4EF5\\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	3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.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 2696 wrote to memory of 2840	2696	3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe	30
PID 2696 wrote to memory of 2840	2696	3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe	30
PID 2696 wrote to memory of 2840	2696	3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe	30
PID 2696 wrote to memory of 2840	2696	3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe	30
PID 2696 wrote to memory of 2840	2696	3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe	30
PID 2840 wrote to memory of 1192	2840	winver.exe	21
PID 2840 wrote to memory of 1116	2840	winver.exe	19
PID 2840 wrote to memory of 1160	2840	winver.exe	20
PID 2840 wrote to memory of 1192	2840	winver.exe	21
PID 2840 wrote to memory of 1344	2840	winver.exe	25
PID 2840 wrote to memory of 2696	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:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe
  "C:\Users\Admin\AppData\Local\Temp\3b2f37463c9dd349dd30c6a81833ba97bb504f77a2a6510bd675d46b33a0c761.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - 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:1344

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/1116-11-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/1116-28-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/1160-14-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1160-29-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1192-6-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1192-27-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1192-17-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1344-26-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1344-20-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/2696-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2840-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2840-25-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2840-31-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads