tinba | 59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4f

General

Target

59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe
Size

225KB
MD5

88d48dd7a733c1d0907d756433e5a990
SHA1

5b4cd5003a79ca9198ef798bedb021bc4b547bff
SHA256

59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4f
SHA512

f67fbe4446a3e106f4322aab3cbae8a4fb4565eaf00e016b5e9f1136c733f39c9df5f242fd23dd8a01f0acefb8d5f332b2ca178b34a554af3be966bd68542a22
SSDEEP

6144:UA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:UATuTAnKGwUAW3ycQqgF

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\BC3157B9 = "C:\\Users\\Admin\\AppData\\Roaming\\BC3157B9\\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	59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2756	winver.exe
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2756	2372	59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe	31
PID 2372 wrote to memory of 2756	2372	59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe	31
PID 2372 wrote to memory of 2756	2372	59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe	31
PID 2372 wrote to memory of 2756	2372	59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe	31
PID 2372 wrote to memory of 2756	2372	59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe	31
PID 2756 wrote to memory of 1196	2756	winver.exe	21
PID 2756 wrote to memory of 1108	2756	winver.exe	19
PID 2756 wrote to memory of 1172	2756	winver.exe	20
PID 2756 wrote to memory of 1196	2756	winver.exe	21
PID 2756 wrote to memory of 1636	2756	winver.exe	25
PID 2756 wrote to memory of 2372	2756	winver.exe	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1196
- C:\Users\Admin\AppData\Local\Temp\59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe
  "C:\Users\Admin\AppData\Local\Temp\59ef016b1f4c06236c19ccb8d54c6d678a8aa8ec2793b09c13bc5b9ff4f0dc4fN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - 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:2756

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1636

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/1108-26-0x0000000002030000-0x0000000002036000-memory.dmp

Filesize
24KB

Download
memory/1108-9-0x0000000002030000-0x0000000002036000-memory.dmp

Filesize
24KB

Download
memory/1172-12-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1196-15-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1636-18-0x00000000020B0000-0x00000000020B6000-memory.dmp

Filesize
24KB

Download
memory/1636-29-0x00000000020B0000-0x00000000020B6000-memory.dmp

Filesize
24KB

Download
memory/2372-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2756-23-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/2756-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2756-31-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads