tinba | cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51

General

Target

cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe
Size

225KB
MD5

b8122f13f75e145bfb99ee64bc547554
SHA1

18b1e8454c2705fa4e9abc024842cdf80f225788
SHA256

cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51
SHA512

16b489006f1e7ab65b9fafa4742a36cb6d2af3e9b1ddda38778a64ce80aa4330ddcdd72470bb5ec0234fe2996fdf3933b55d4d987ec444146ce71d1ee2b8c20c
SSDEEP

6144:VA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:VATuTAnKGwUAW3ycQqgl

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\500BECD4 = "C:\\Users\\Admin\\AppData\\Roaming\\500BECD4\\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	cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe
2904	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2904	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2904	1628	cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe	31
PID 1628 wrote to memory of 2904	1628	cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe	31
PID 1628 wrote to memory of 2904	1628	cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe	31
PID 1628 wrote to memory of 2904	1628	cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe	31
PID 1628 wrote to memory of 2904	1628	cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe	31
PID 2904 wrote to memory of 1212	2904	winver.exe	21
PID 2904 wrote to memory of 1124	2904	winver.exe	19
PID 2904 wrote to memory of 1176	2904	winver.exe	20
PID 2904 wrote to memory of 1212	2904	winver.exe	21
PID 2904 wrote to memory of 672	2904	winver.exe	25
PID 2904 wrote to memory of 1628	2904	winver.exe	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe
  "C:\Users\Admin\AppData\Local\Temp\cbbf6237fe1f8b935c22d5c0dff17b4a95f6549d742a5db58637da67723cad51.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1628
- - 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:2904

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:672

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/672-18-0x0000000001C00000-0x0000000001C06000-memory.dmp

Filesize
24KB

Download
memory/672-29-0x0000000001C00000-0x0000000001C06000-memory.dmp

Filesize
24KB

Download
memory/1124-26-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1124-9-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1176-28-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1176-12-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/1212-15-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1212-6-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/1212-27-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1628-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2904-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2904-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2904-31-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads