tinba | f36fe4b6e00711eb4642ba4989e4b317937d2ca8e754dba62ec238e51d7d890d

General

Target

05f7a88c1d19b7fa84c64d6e8e156560N.exe
Size

237KB
MD5

05f7a88c1d19b7fa84c64d6e8e156560
SHA1

604ee9d5b78853efd17fa8d4403094e74c63d0d8
SHA256

f36fe4b6e00711eb4642ba4989e4b317937d2ca8e754dba62ec238e51d7d890d
SHA512

9709fa0bfd5c2b74d4ab86d99b3c23473b8ceda624157fcd2405cdd487e2678fe32f476bf66804c01c637354f09f13a41ead57dc7c57f300743aca12fc9e28f2
SSDEEP

6144:hA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:hATuTAnKGwUAWVycQqgj

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

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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\9B382029 = "C:\\Users\\Admin\\AppData\\Roaming\\9B382029\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	05f7a88c1d19b7fa84c64d6e8e156560N.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe
2620	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2620	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2620	2064	05f7a88c1d19b7fa84c64d6e8e156560N.exe	29
PID 2064 wrote to memory of 2620	2064	05f7a88c1d19b7fa84c64d6e8e156560N.exe	29
PID 2064 wrote to memory of 2620	2064	05f7a88c1d19b7fa84c64d6e8e156560N.exe	29
PID 2064 wrote to memory of 2620	2064	05f7a88c1d19b7fa84c64d6e8e156560N.exe	29
PID 2064 wrote to memory of 2620	2064	05f7a88c1d19b7fa84c64d6e8e156560N.exe	29
PID 2620 wrote to memory of 1216	2620	winver.exe	20
PID 2620 wrote to memory of 1128	2620	winver.exe	18
PID 2620 wrote to memory of 1176	2620	winver.exe	19
PID 2620 wrote to memory of 1216	2620	winver.exe	20
PID 2620 wrote to memory of 956	2620	winver.exe	22
PID 2620 wrote to memory of 2064	2620	winver.exe	28

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\05f7a88c1d19b7fa84c64d6e8e156560N.exe
  "C:\Users\Admin\AppData\Local\Temp\05f7a88c1d19b7fa84c64d6e8e156560N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2064
- - 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:2620

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:956

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/956-20-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/956-27-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1128-10-0x0000000001B00000-0x0000000001B06000-memory.dmp

Filesize
24KB

Download
memory/1128-26-0x0000000001B00000-0x0000000001B06000-memory.dmp

Filesize
24KB

Download
memory/1176-13-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1176-28-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1216-6-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/1216-16-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/1216-1-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/1216-29-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/2064-18-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2620-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2620-25-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2620-31-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads