tinba | b29dd1f2edab8ee4951c4316bc1f65f63bd903c7ab4b58d5be1e4b63ce376447

General

Target

18b5fbe1d93d00244293b438b279eb80N.exe
Size

225KB
MD5

18b5fbe1d93d00244293b438b279eb80
SHA1

87fbfd26bc799a314c26e550ce43281bccb37c00
SHA256

b29dd1f2edab8ee4951c4316bc1f65f63bd903c7ab4b58d5be1e4b63ce376447
SHA512

245c7fe80fac3412d92f1a32d7804ef91874e9316cea6851a54133fe71fb0907a90d02d8405c7cdf1b3cbe3bc121d0271e8047a7aa0d181a60ec5b7360555454
SSDEEP

6144:VA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:VATuTAnKGwUAW3ycQqgf

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-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\097E2C53 = "C:\\Users\\Admin\\AppData\\Roaming\\097E2C53\\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	18b5fbe1d93d00244293b438b279eb80N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe
2868	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2868	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 2868	2876	18b5fbe1d93d00244293b438b279eb80N.exe	29
PID 2876 wrote to memory of 2868	2876	18b5fbe1d93d00244293b438b279eb80N.exe	29
PID 2876 wrote to memory of 2868	2876	18b5fbe1d93d00244293b438b279eb80N.exe	29
PID 2876 wrote to memory of 2868	2876	18b5fbe1d93d00244293b438b279eb80N.exe	29
PID 2876 wrote to memory of 2868	2876	18b5fbe1d93d00244293b438b279eb80N.exe	29
PID 2868 wrote to memory of 1356	2868	winver.exe	20
PID 2868 wrote to memory of 1208	2868	winver.exe	18
PID 2868 wrote to memory of 1328	2868	winver.exe	19
PID 2868 wrote to memory of 1356	2868	winver.exe	20
PID 2868 wrote to memory of 1408	2868	winver.exe	24

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1208

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1328

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1356
- C:\Users\Admin\AppData\Local\Temp\18b5fbe1d93d00244293b438b279eb80N.exe
  "C:\Users\Admin\AppData\Local\Temp\18b5fbe1d93d00244293b438b279eb80N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2876
- - 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:2868

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1408

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/1208-24-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1208-11-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1328-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1328-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1356-1-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1356-17-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1356-3-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1356-6-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1356-25-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1408-20-0x0000000001C30000-0x0000000001C36000-memory.dmp

Filesize
24KB

Download
memory/1408-27-0x0000000001C30000-0x0000000001C36000-memory.dmp

Filesize
24KB

Download
memory/2868-23-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2868-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2868-29-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2876-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads