tinba | 8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481

General

Target

8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe
Size

225KB
MD5

1f4eaabcc7e8e5661e6904a95879c2b0
SHA1

fff858fd660d9807b311004005350e4ef76d582d
SHA256

8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481
SHA512

f4414d19214b3c833d53ebadceb5217489aaba22c690d85b0b2fabaf2a15a646c4940002da2ff90217022a1733152557248bf855137df5b35c87f617ca496e1b
SSDEEP

6144:hA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:hATuTAnKGwUAW3ycQqgf

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\AACA85AF = "C:\\Users\\Admin\\AppData\\Roaming\\AACA85AF\\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	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe
2816	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2816	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2816	2100	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	31
PID 2100 wrote to memory of 2816	2100	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	31
PID 2100 wrote to memory of 2816	2100	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	31
PID 2100 wrote to memory of 2816	2100	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	31
PID 2100 wrote to memory of 2816	2100	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	31
PID 2816 wrote to memory of 1216	2816	winver.exe	21
PID 2816 wrote to memory of 1128	2816	winver.exe	19
PID 2816 wrote to memory of 1184	2816	winver.exe	20
PID 2816 wrote to memory of 1216	2816	winver.exe	21
PID 2816 wrote to memory of 1272	2816	winver.exe	23
PID 2816 wrote to memory of 2100	2816	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1184

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe
  "C:\Users\Admin\AppData\Local\Temp\8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - 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:2816

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1272

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/1128-29-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1128-9-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1184-12-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1184-26-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1216-15-0x0000000002F20000-0x0000000002F26000-memory.dmp

Filesize
24KB

Download
memory/1216-6-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1216-1-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002F10000-0x0000000002F16000-memory.dmp

Filesize
24KB

Download
memory/1216-27-0x0000000002F20000-0x0000000002F26000-memory.dmp

Filesize
24KB

Download
memory/1272-18-0x0000000002280000-0x0000000002286000-memory.dmp

Filesize
24KB

Download
memory/1272-28-0x0000000002280000-0x0000000002286000-memory.dmp

Filesize
24KB

Download
memory/2100-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2816-23-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2816-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2816-31-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads