tinba | ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79

General

Target

ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79.exe
Size

45KB
MD5

26be5cadfbdc2c1686162e26ca94731a
SHA1

b2a285380350d6ed2b53e8c53b503c16da9788af
SHA256

ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79
SHA512

0278a2e3b1359b89225867ab166abb878513c9ee548ffbc9507f3679566c836de7c719ae1964ab8f71897266bb661ad347827541e27b1b9a0c6ad9ee3ff044c4
SSDEEP

768:whP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2V:MsWE9N5dFu53dsniQaB/xZ14n7zIF+q5

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-1-5-21-1412605595-2147700071-3468511006-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\E903B71B = "C:\\Users\\Admin\\AppData\\Roaming\\E903B71B\\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/4932-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1824	3272	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	ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3272	winver.exe
3272	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3272	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3396	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4932 wrote to memory of 3272	4932	ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79.exe	86
PID 4932 wrote to memory of 3272	4932	ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79.exe	86
PID 4932 wrote to memory of 3272	4932	ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79.exe	86
PID 4932 wrote to memory of 3272	4932	ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79.exe	86
PID 3272 wrote to memory of 3396	3272	winver.exe	56
PID 3272 wrote to memory of 2564	3272	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2564

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3396
- C:\Users\Admin\AppData\Local\Temp\ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79.exe
  "C:\Users\Admin\AppData\Local\Temp\ccd4199b65bd3758dbfd88dc2d7446a20a100c5db8e776260d09552adf2edb79.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4932
- - 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:3272
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3272 -s 352
      4⤵
      Program crash
      PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3272 -ip 3272
1⤵
PID:4352

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/2564-13-0x0000000000F60000-0x0000000000F66000-memory.dmp

Filesize
24KB

Download
memory/3272-5-0x0000000077952000-0x0000000077953000-memory.dmp

Filesize
4KB

Download
memory/3272-14-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

Download
memory/3272-11-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

Download
memory/3272-7-0x00007FF90F370000-0x00007FF90F565000-memory.dmp

Filesize
2.0MB

Download
memory/3396-3-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/3396-6-0x00007FF90F40D000-0x00007FF90F40E000-memory.dmp

Filesize
4KB

Download
memory/3396-2-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/3396-16-0x00007FF90F5A0000-0x00007FF90F5A1000-memory.dmp

Filesize
4KB

Download
memory/4932-4-0x0000000002050000-0x0000000002A50000-memory.dmp

Filesize
10.0MB

Download
memory/4932-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4932-9-0x0000000002050000-0x0000000002A50000-memory.dmp

Filesize
10.0MB

Download
memory/4932-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4932-1-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads