tinba | 5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58

General

Target

5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58N.exe
Size

89KB
MD5

0a9821387c6a866ce146080e4a1744c0
SHA1

320f868816e00acb0134d52203e50367c53957db
SHA256

5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58
SHA512

851c129a589c8dc88a6b9a1112c40e3d085c29bf5b6677b1827772ade89a7e438a1cb5cbac7802af601a085e69be96b61a987bbd482c70653243832236be2e59
SSDEEP

1536:D1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:p+4MJIkLZJNAQ9Jo9e

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\495D90BA = "C:\\Users\\Admin\\AppData\\Roaming\\495D90BA\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2732-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2248	2532	WerFault.exe	85

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	5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2532	winver.exe
2532	winver.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2532	winver.exe
3520	Explorer.EXE
3520	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3520	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2532	2732	5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58N.exe	85
PID 2732 wrote to memory of 2532	2732	5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58N.exe	85
PID 2732 wrote to memory of 2532	2732	5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58N.exe	85
PID 2732 wrote to memory of 2532	2732	5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58N.exe	85
PID 2532 wrote to memory of 3520	2532	winver.exe	56
PID 2532 wrote to memory of 2476	2532	winver.exe	43

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2476

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3520
- C:\Users\Admin\AppData\Local\Temp\5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58N.exe
  "C:\Users\Admin\AppData\Local\Temp\5214a889ffcd14c9c3fe25a7e1df77212c2d4dc037d7e55e6877c97d93320e58N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2732
- - 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:2532
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 352
      4⤵
      Program crash
      PID:2248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2532 -ip 2532
1⤵
PID:3780

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

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Downloads

memory/2476-22-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/2476-18-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/2476-19-0x00007FFEC844D000-0x00007FFEC844E000-memory.dmp

Filesize
4KB

Download
memory/2532-6-0x0000000077622000-0x0000000077623000-memory.dmp

Filesize
4KB

Download
memory/2532-20-0x0000000001010000-0x0000000001016000-memory.dmp

Filesize
24KB

Download
memory/2532-9-0x00007FFEC83B0000-0x00007FFEC85A5000-memory.dmp

Filesize
2.0MB

Download
memory/2532-5-0x0000000001010000-0x0000000001016000-memory.dmp

Filesize
24KB

Download
memory/2732-4-0x0000000002180000-0x0000000002B80000-memory.dmp

Filesize
10.0MB

Download
memory/2732-11-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2732-14-0x0000000002180000-0x0000000002B80000-memory.dmp

Filesize
10.0MB

Download
memory/2732-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2732-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/3520-7-0x00007FFEC844D000-0x00007FFEC844E000-memory.dmp

Filesize
4KB

Download
memory/3520-8-0x00007FFEC844C000-0x00007FFEC844D000-memory.dmp

Filesize
4KB

Download
memory/3520-13-0x00007FFEC85C0000-0x00007FFEC85C1000-memory.dmp

Filesize
4KB

Download
memory/3520-12-0x00007FFEC85E0000-0x00007FFEC85E1000-memory.dmp

Filesize
4KB

Download
memory/3520-2-0x0000000002470000-0x0000000002476000-memory.dmp

Filesize
24KB

Download
memory/3520-3-0x0000000002470000-0x0000000002476000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads