tinba | abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/11/2024, 17:47

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General

Target

abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe
Size

88KB
MD5

73e03ec85bdfcf881c2e5c1a9fa4465c
SHA1

b5e942179d349321d03db0981b9124077769cb55
SHA256

abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d
SHA512

f428ffab10a9d5402653093d737fa490137893d9d8707beb32132cb8ead1063e0463b62500ee3d41eaf98325b1ffce7308be24479e2223cef6fbe45d34f0f335
SSDEEP

1536:b5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:b5fvp12UFKcD/6jwqWsNI

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\6D3A83DA = "C:\\Users\\Admin\\AppData\\Roaming\\6D3A83DA\\bin.exe"	winver.exe

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	abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe
1284	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1284	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 1284	2568	abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe	31
PID 2568 wrote to memory of 1284	2568	abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe	31
PID 2568 wrote to memory of 1284	2568	abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe	31
PID 2568 wrote to memory of 1284	2568	abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe	31
PID 2568 wrote to memory of 1284	2568	abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe	31
PID 1284 wrote to memory of 1200	1284	winver.exe	21
PID 1284 wrote to memory of 1088	1284	winver.exe	19
PID 1284 wrote to memory of 1172	1284	winver.exe	20
PID 1284 wrote to memory of 1200	1284	winver.exe	21
PID 1284 wrote to memory of 1416	1284	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1088

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe
  "C:\Users\Admin\AppData\Local\Temp\abbafc501dcd926f790c56f1ae95662e8067b17c52148ea5f26e2700a371247d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2568
- - 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:1284

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1416

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1088-24-0x0000000001BC0000-0x0000000001BC6000-memory.dmp

Filesize
24KB

Download
memory/1088-25-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1172-18-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-26-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x0000000002AA0000-0x0000000002AA6000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002AA0000-0x0000000002AA6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002AA0000-0x0000000002AA6000-memory.dmp

Filesize
24KB

Download
memory/1200-23-0x0000000002A50000-0x0000000002A56000-memory.dmp

Filesize
24KB

Download
memory/1200-9-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1200-20-0x0000000002A50000-0x0000000002A56000-memory.dmp

Filesize
24KB

Download
memory/1284-5-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/1284-7-0x0000000077A1F000-0x0000000077A20000-memory.dmp

Filesize
4KB

Download
memory/1284-8-0x0000000077A1F000-0x0000000077A21000-memory.dmp

Filesize
8KB

Download
memory/1284-10-0x0000000077820000-0x00000000779C9000-memory.dmp

Filesize
1.7MB

Download
memory/1284-6-0x0000000077A20000-0x0000000077A21000-memory.dmp

Filesize
4KB

Download
memory/1284-29-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/1416-22-0x0000000002380000-0x0000000002386000-memory.dmp

Filesize
24KB

Download
memory/1416-28-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1416-27-0x0000000002380000-0x0000000002386000-memory.dmp

Filesize
24KB

Download
memory/2568-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2568-12-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2568-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2568-4-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download