tinba | 4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725

General

Target

4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe
Size

237KB
MD5

68c3836df85af9271e7b2b62128bbe58
SHA1

4ddc14e107d14a373531a8de78466ea266825296
SHA256

4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725
SHA512

17a5110d1b6a87545cdfd5649bb4efbaf9c6c3174b9f4d930070a2e91bb1da962c2d875462f5496c1227b930f7c5869b9ad97b87c8cc10286e84e1b9837216d5
SSDEEP

6144:NA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:NATuTAnKGwUAWVycQqgR

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\ADDF7C3C = "C:\\Users\\Admin\\AppData\\Roaming\\ADDF7C3C\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2760	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2760	2512	4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe	31
PID 2512 wrote to memory of 2760	2512	4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe	31
PID 2512 wrote to memory of 2760	2512	4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe	31
PID 2512 wrote to memory of 2760	2512	4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe	31
PID 2512 wrote to memory of 2760	2512	4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe	31
PID 2760 wrote to memory of 1212	2760	winver.exe	21
PID 2760 wrote to memory of 1104	2760	winver.exe	19
PID 2760 wrote to memory of 1168	2760	winver.exe	20
PID 2760 wrote to memory of 1212	2760	winver.exe	21
PID 2760 wrote to memory of 1260	2760	winver.exe	23
PID 2760 wrote to memory of 2512	2760	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe
  "C:\Users\Admin\AppData\Local\Temp\4899bbaac82e1357689a1514b3fc3839b744082ea1feab4fca9e75e31cb85725.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2512
- - 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:2760

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1260

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 Information Discovery

1

T1082

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/1104-29-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1104-9-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1168-12-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1212-6-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1212-27-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1212-15-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1260-18-0x0000000001BA0000-0x0000000001BA6000-memory.dmp

Filesize
24KB

Download
memory/1260-26-0x0000000001BA0000-0x0000000001BA6000-memory.dmp

Filesize
24KB

Download
memory/2512-25-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2760-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2760-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2760-31-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads