tinba | 09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3

General

Target

09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3.exe
Size

88KB
MD5

56d9168cca7917c50e338856e4f7bc10
SHA1

fa1f73e25dbc0916a4d47a96738510207d047dc6
SHA256

09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3
SHA512

cd3f1075081c7c89c355044cabbcd7ff709a0bf31db9bf9a59da8be721ea960bac64f9776f7fe2a703aae22e9f2aba653431ac6022889e43d81050664821d8d5
SSDEEP

1536:kz44CpRkr9DXhHf3aOd/56RrkQqjh+rmKVsN:kzvokZR/KM/ysjwqWsN

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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9DF907D7 = "C:\\Users\\Admin\\AppData\\Roaming\\9DF907D7\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2708	952	WerFault.exe	86

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	09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
952	winver.exe
952	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
952	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3504	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 952	1608	09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3.exe	86
PID 1608 wrote to memory of 952	1608	09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3.exe	86
PID 1608 wrote to memory of 952	1608	09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3.exe	86
PID 1608 wrote to memory of 952	1608	09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3.exe	86
PID 952 wrote to memory of 3504	952	winver.exe	56
PID 952 wrote to memory of 2548	952	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2548

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3504
- C:\Users\Admin\AppData\Local\Temp\09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3.exe
  "C:\Users\Admin\AppData\Local\Temp\09db4f27b39d531ae8b2411add06998a29d728231c21f44dace864e2590166c3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1608
- - 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:952
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 952 -s 352
      4⤵
      Program crash
      PID:2708

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 952 -ip 952
1⤵
PID:4052

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/952-12-0x0000000001030000-0x0000000001036000-memory.dmp

Filesize
24KB

Download
memory/952-16-0x0000000001030000-0x0000000001036000-memory.dmp

Filesize
24KB

Download
memory/952-4-0x00000000771E2000-0x00000000771E3000-memory.dmp

Filesize
4KB

Download
memory/952-7-0x00007FFCE3E10000-0x00007FFCE4005000-memory.dmp

Filesize
2.0MB

Download
memory/1608-0-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

Download
memory/1608-3-0x00000000022D0000-0x0000000002CD0000-memory.dmp

Filesize
10.0MB

Download
memory/1608-9-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1608-10-0x00000000022D0000-0x0000000002CD0000-memory.dmp

Filesize
10.0MB

Download
memory/2548-17-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

Filesize
24KB

Download
memory/2548-14-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

Filesize
24KB

Download
memory/2548-15-0x00007FFCE3EAD000-0x00007FFCE3EAE000-memory.dmp

Filesize
4KB

Download
memory/3504-6-0x00007FFCE3EAC000-0x00007FFCE3EAD000-memory.dmp

Filesize
4KB

Download
memory/3504-8-0x00007FFCE4040000-0x00007FFCE4041000-memory.dmp

Filesize
4KB

Download
memory/3504-5-0x00007FFCE3EAD000-0x00007FFCE3EAE000-memory.dmp

Filesize
4KB

Download
memory/3504-2-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download
memory/3504-1-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads