tinba | 1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038

General

Target

1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe
Size

160KB
MD5

885fbfec80dc513a3ee2762fdbe66538
SHA1

c0994412ac5c5366eeef86a3266fc5bd8c8f2221
SHA256

1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038
SHA512

b353979ed896e052dfd7f6c3f3c828ec8567e60c62c88ddb51167838441f5929bd1a68f4d87eb340ed39d8833bce34136d02c9d8ee41abfa8f996797081c8258
SSDEEP

1536:iEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xphM:pY+4MiIkLZJNAQ9J6ve

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\B700C3F4 = "C:\\Users\\Admin\\AppData\\Roaming\\B700C3F4\\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/2708-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
468	2512	WerFault.exe	83

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	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2512	winver.exe
2512	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2512	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2512	2708	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	83
PID 2708 wrote to memory of 2512	2708	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	83
PID 2708 wrote to memory of 2512	2708	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	83
PID 2708 wrote to memory of 2512	2708	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	83
PID 2512 wrote to memory of 3516	2512	winver.exe	56
PID 2512 wrote to memory of 2500	2512	winver.exe	42

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2500

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3516
- C:\Users\Admin\AppData\Local\Temp\1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe
  "C:\Users\Admin\AppData\Local\Temp\1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - 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:2512
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 352
      4⤵
      Program crash
      PID:468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2512 -ip 2512
1⤵
PID:3784

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/2500-16-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/2500-14-0x00007FFA6AF6D000-0x00007FFA6AF6E000-memory.dmp

Filesize
4KB

Download
memory/2500-13-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/2512-7-0x00007FFA6AED0000-0x00007FFA6B0C5000-memory.dmp

Filesize
2.0MB

Download
memory/2512-15-0x0000000000F10000-0x0000000000F16000-memory.dmp

Filesize
24KB

Download
memory/2512-11-0x0000000000F10000-0x0000000000F16000-memory.dmp

Filesize
24KB

Download
memory/2512-5-0x0000000077E62000-0x0000000077E63000-memory.dmp

Filesize
4KB

Download
memory/2708-9-0x00000000023D0000-0x0000000002DD0000-memory.dmp

Filesize
10.0MB

Download
memory/2708-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2708-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2708-4-0x00000000023D0000-0x0000000002DD0000-memory.dmp

Filesize
10.0MB

Download
memory/2708-1-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/3516-6-0x00007FFA6AF6D000-0x00007FFA6AF6E000-memory.dmp

Filesize
4KB

Download
memory/3516-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/3516-3-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads