tinba | 3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8

General

Target

3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe
Size

610KB
MD5

56e9cd2bb21f2eb5a64607472cc95d00
SHA1

96f6b7e4bcaa2e1838506b462024f02fe27a207d
SHA256

3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8
SHA512

05592d72d9b982aa339fec945d4e9e65b45c8bfbfada275e4dc5ce6994614aaf5168fc426425a1907c8000500746684875b2f26a230dab89fc9f4597082c381d
SSDEEP

12288:UATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:KT+KjUdQqboyyWoK1NGqzuhj

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\405771A3 = "C:\\Users\\Admin\\AppData\\Roaming\\405771A3\\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	3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2616	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2616	2104	3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe	31
PID 2104 wrote to memory of 2616	2104	3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe	31
PID 2104 wrote to memory of 2616	2104	3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe	31
PID 2104 wrote to memory of 2616	2104	3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe	31
PID 2104 wrote to memory of 2616	2104	3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe	31
PID 2616 wrote to memory of 1200	2616	winver.exe	21
PID 2616 wrote to memory of 1120	2616	winver.exe	19
PID 2616 wrote to memory of 1168	2616	winver.exe	20
PID 2616 wrote to memory of 1200	2616	winver.exe	21
PID 2616 wrote to memory of 1500	2616	winver.exe	25
PID 2616 wrote to memory of 2104	2616	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe
  "C:\Users\Admin\AppData\Local\Temp\3773036a3c013930e5aa27080ea93b034b0a9e0828f0493ac42a64a929ae42f8N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2104
- - 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:2616

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1500

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/1120-28-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1120-11-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1168-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1200-6-0x0000000002CE0000-0x0000000002CE6000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x0000000002CE0000-0x0000000002CE6000-memory.dmp

Filesize
24KB

Download
memory/1200-17-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1200-27-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002CE0000-0x0000000002CE6000-memory.dmp

Filesize
24KB

Download
memory/1500-20-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/1500-26-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/2104-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2616-25-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2616-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2616-31-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads