tinba | ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619

General

Target

ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe
Size

225KB
MD5

3c346f9952d15cade6d522c338a22171
SHA1

374f79de122b508df1c498eb077df78e90e2e085
SHA256

ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619
SHA512

7666ae8b0fadafad9775e1241580eed1b8c5b73b422be8056fd75cae535db2cfbd534a884635d56dabd9ec16f5d375f064d0a77e3b72d354d638abcb5d209256
SSDEEP

6144:RA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:RATuTAnKGwUAW3ycQqgX

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\2187C449 = "C:\\Users\\Admin\\AppData\\Roaming\\2187C449\\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	ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2740	winver.exe
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2740	3060	ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe	31
PID 3060 wrote to memory of 2740	3060	ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe	31
PID 3060 wrote to memory of 2740	3060	ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe	31
PID 3060 wrote to memory of 2740	3060	ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe	31
PID 3060 wrote to memory of 2740	3060	ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe	31
PID 2740 wrote to memory of 1200	2740	winver.exe	21
PID 2740 wrote to memory of 1112	2740	winver.exe	19
PID 2740 wrote to memory of 1160	2740	winver.exe	20
PID 2740 wrote to memory of 1200	2740	winver.exe	21
PID 2740 wrote to memory of 1440	2740	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1200
- C:\Users\Admin\AppData\Local\Temp\ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe
  "C:\Users\Admin\AppData\Local\Temp\ccc33ccb0d57f405899be5b62bce00d3210861e29667cd5c5dd39bb80eaa6619.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3060
- - 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:2740

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1440

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/1112-11-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1112-26-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1160-27-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1160-14-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x0000000002580000-0x0000000002586000-memory.dmp

Filesize
24KB

Download
memory/1200-17-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002580000-0x0000000002586000-memory.dmp

Filesize
24KB

Download
memory/1200-6-0x0000000002580000-0x0000000002586000-memory.dmp

Filesize
24KB

Download
memory/1200-25-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1440-20-0x0000000001FB0000-0x0000000001FB6000-memory.dmp

Filesize
24KB

Download
memory/1440-24-0x0000000001FB0000-0x0000000001FB6000-memory.dmp

Filesize
24KB

Download
memory/2740-23-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2740-4-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2740-29-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3060-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads