tinba | f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49

General

Target

f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe
Size

88KB
MD5

e407d9a905f46781be334d6696ed69b8
SHA1

4ea19ea893fbd79b5bcbb6b2c40f0876ee1ea9dc
SHA256

f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49
SHA512

08ab16fb47af7294374a28f7b18fe32c1a13696e0570fb115e73c601051234577768f21c03501c3c92ba184982e25c1779adc664f59953b3403e2d3a3b4992a2
SSDEEP

1536:Az44CpRkr9DXhHf3aOd/56RrkQqjh+rmKVsNj:AzvokZR/KM/ysjwqWsNj

Score

10^/10

tinba banker discovery persistence trojan

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\17271596 = "C:\\Users\\Admin\\AppData\\Roaming\\17271596\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1568	2708	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	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.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
2708	winver.exe
2708	winver.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2708	winver.exe
3524	Explorer.EXE
3524	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3524	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4788 wrote to memory of 2708	4788	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	84
PID 4788 wrote to memory of 2708	4788	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	84
PID 4788 wrote to memory of 2708	4788	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	84
PID 4788 wrote to memory of 2708	4788	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	84
PID 2708 wrote to memory of 3524	2708	winver.exe	56
PID 2708 wrote to memory of 2884	2708	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2884

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:3524
- C:\Users\Admin\AppData\Local\Temp\f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe
  "C:\Users\Admin\AppData\Local\Temp\f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4788
- - 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:2708
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 352
      4⤵
      Program crash
      PID:1568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2708 -ip 2708
1⤵
PID:5052

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/2708-16-0x0000000002BC0000-0x0000000002BC6000-memory.dmp

Filesize
24KB

Download
memory/2708-5-0x0000000077E32000-0x0000000077E33000-memory.dmp

Filesize
4KB

Download
memory/2708-4-0x0000000002BC0000-0x0000000002BC6000-memory.dmp

Filesize
24KB

Download
memory/2708-7-0x00007FFF77F90000-0x00007FFF78185000-memory.dmp

Filesize
2.0MB

Download
memory/2884-15-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/3524-11-0x00007FFF781A0000-0x00007FFF781A1000-memory.dmp

Filesize
4KB

Download
memory/3524-1-0x0000000000A40000-0x0000000000A46000-memory.dmp

Filesize
24KB

Download
memory/3524-2-0x0000000000A40000-0x0000000000A46000-memory.dmp

Filesize
24KB

Download
memory/3524-6-0x00007FFF7802D000-0x00007FFF7802E000-memory.dmp

Filesize
4KB

Download
memory/3524-8-0x00007FFF781C0000-0x00007FFF781C1000-memory.dmp

Filesize
4KB

Download
memory/4788-3-0x0000000002360000-0x0000000002D60000-memory.dmp

Filesize
10.0MB

Download
memory/4788-9-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4788-10-0x0000000002360000-0x0000000002D60000-memory.dmp

Filesize
10.0MB

Download
memory/4788-0-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads