tinba | 36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8f

General

Target

36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8fN.exe
Size

45KB
MD5

9a5c27f9514bdfa98a070af0d9a7b150
SHA1

653bb4c0a0afdb6a54fb2de046a553bd73e460f8
SHA256

36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8f
SHA512

c0e82ed328a863c6312c4a1a30b910a491ec79dac79a95c9cdebecd12ef9233224c0000b22af64b023a15b3f6a5a835bb2af9882d78ef6c066ff42af0cea3df6
SSDEEP

768:DhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:VsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\52139953 = "C:\\Users\\Admin\\AppData\\Roaming\\52139953\\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/1260-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
752	3432	WerFault.exe	84

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	36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3432	winver.exe
3432	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3432	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 3432	1260	36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8fN.exe	84
PID 1260 wrote to memory of 3432	1260	36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8fN.exe	84
PID 1260 wrote to memory of 3432	1260	36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8fN.exe	84
PID 1260 wrote to memory of 3432	1260	36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8fN.exe	84
PID 3432 wrote to memory of 3488	3432	winver.exe	56
PID 3432 wrote to memory of 2652	3432	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2652

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3488
- C:\Users\Admin\AppData\Local\Temp\36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8fN.exe
  "C:\Users\Admin\AppData\Local\Temp\36dc37b2ea61839685344d5d27b2a395a15e7dd3925db4ad7e323ac32d37ef8fN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1260
- - 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:3432
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3432 -s 352
      4⤵
      Program crash
      PID:752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3432 -ip 3432
1⤵
PID:4596

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/1260-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1260-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/1260-10-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/1260-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1260-4-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/2652-14-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/3432-5-0x00000000779B2000-0x00000000779B3000-memory.dmp

Filesize
4KB

Download
memory/3432-8-0x00007FFC7FC10000-0x00007FFC7FE05000-memory.dmp

Filesize
2.0MB

Download
memory/3432-12-0x0000000000840000-0x0000000000846000-memory.dmp

Filesize
24KB

Download
memory/3432-15-0x0000000000840000-0x0000000000846000-memory.dmp

Filesize
24KB

Download
memory/3488-6-0x00007FFC7FCAD000-0x00007FFC7FCAE000-memory.dmp

Filesize
4KB

Download
memory/3488-7-0x00007FFC7FCAC000-0x00007FFC7FCAD000-memory.dmp

Filesize
4KB

Download
memory/3488-2-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3488-3-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads