tinba | 7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31

General

Target

7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe
Size

110KB
MD5

4295530629cd45bfad649301ac41f50f
SHA1

09001ba13ca6239f3a39b21b48995a89cd7dc8ed
SHA256

7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31
SHA512

a120906ea54705a88eb554545f45435e450d7f42b660ae755df268e0151b49b925ef2b88b98a19d41501d1ac7dd9441cffe0fe11974f3526dc74bfb62809ef97
SSDEEP

1536:+iLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:+iyvRmDLs/ZrwWJjAqGcRJ2hw

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2519FDF6 = "C:\\Users\\Admin\\AppData\\Roaming\\2519FDF6\\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/3840-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2456	2248	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	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2248	winver.exe
2248	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2248	winver.exe
3448	Explorer.EXE
3448	Explorer.EXE
3448	Explorer.EXE

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3448	Explorer.EXE
3448	Explorer.EXE
3448	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3840 wrote to memory of 2248	3840	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	84
PID 3840 wrote to memory of 2248	3840	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	84
PID 3840 wrote to memory of 2248	3840	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	84
PID 3840 wrote to memory of 2248	3840	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	84
PID 2248 wrote to memory of 3448	2248	winver.exe	56
PID 2248 wrote to memory of 2664	2248	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2664

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3448
- C:\Users\Admin\AppData\Local\Temp\7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe
  "C:\Users\Admin\AppData\Local\Temp\7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3840
- - 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:2248
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 352
      4⤵
      Program crash
      PID:2456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2248 -ip 2248
1⤵
PID:1364

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/2248-5-0x0000000000C90000-0x0000000000C96000-memory.dmp

Filesize
24KB

Download
memory/2248-15-0x0000000000C90000-0x0000000000C96000-memory.dmp

Filesize
24KB

Download
memory/2248-8-0x00007FFC90F50000-0x00007FFC91145000-memory.dmp

Filesize
2.0MB

Download
memory/2248-6-0x00000000770E2000-0x00000000770E3000-memory.dmp

Filesize
4KB

Download
memory/2664-16-0x0000000000EE0000-0x0000000000EE6000-memory.dmp

Filesize
24KB

Download
memory/2664-14-0x0000000000EE0000-0x0000000000EE6000-memory.dmp

Filesize
24KB

Download
memory/3448-2-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3448-7-0x00007FFC90FED000-0x00007FFC90FEE000-memory.dmp

Filesize
4KB

Download
memory/3448-3-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3840-4-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/3840-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3840-10-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/3840-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3840-1-0x0000000000570000-0x0000000000571000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads