tinba | 775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34

General

Target

775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe
Size

610KB
MD5

ddcdf6fa8228deb28569d332f4e9d2f0
SHA1

d1c0b7a04a87660803fe0f94faf746f76803f03f
SHA256

775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34
SHA512

8d46c969a06be9a3dcc1ea4c4db3bddc5952283430e57a7f83a6f9e485ed12434c4bae973ea1cf51aaf9d792fcb24b6cbdb936e19974ab181a91adf4b6b8b4c0
SSDEEP

12288:NATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:3T+KjUdQqboyyWoK1NGqzuhx

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\9DBDCA09 = "C:\\Users\\Admin\\AppData\\Roaming\\9DBDCA09\\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	775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2692	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2692	2984	775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe	31
PID 2984 wrote to memory of 2692	2984	775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe	31
PID 2984 wrote to memory of 2692	2984	775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe	31
PID 2984 wrote to memory of 2692	2984	775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe	31
PID 2984 wrote to memory of 2692	2984	775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe	31
PID 2692 wrote to memory of 1252	2692	winver.exe	21
PID 2692 wrote to memory of 1104	2692	winver.exe	19
PID 2692 wrote to memory of 1168	2692	winver.exe	20
PID 2692 wrote to memory of 1252	2692	winver.exe	21
PID 2692 wrote to memory of 1348	2692	winver.exe	23
PID 2692 wrote to memory of 2984	2692	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:1252
- C:\Users\Admin\AppData\Local\Temp\775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe
  "C:\Users\Admin\AppData\Local\Temp\775e983c57881a9f67a85bda1b56961c7500eff270b72ececce7f5394bf3ea34N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2984
- - 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:2692

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1348

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/1104-11-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1104-28-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1168-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1252-6-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1252-17-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1252-1-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1252-3-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1252-27-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1348-20-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1348-29-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/2692-25-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2692-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2692-31-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2984-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads