tinba | 0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 09:32

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General

Target

0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe
Size

133KB
MD5

91fceb0c23c4b6be39dde58df54c1bb0
SHA1

e39d4c5253b0077a968737cc278a470b96118c5b
SHA256

0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895
SHA512

b488f4f44ecc410e7178b21bae3a256f54e233e8a5e7a8fb51d73720cd279794527886c7d099030c9b5d376e4c831a1a53aceb4e3d7bea99eefee28e7ee21f12
SSDEEP

3072:n5LWQKRH3sdOyM8WLAIPsMJAcTFq0gW18znpH3PM:5LWQKRXsdOyM8WLAQdJAcS3

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\D4CC3FEF = "C:\\Users\\Admin\\AppData\\Roaming\\D4CC3FEF\\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	0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2264	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 2264	2940	0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe	30
PID 2940 wrote to memory of 2264	2940	0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe	30
PID 2940 wrote to memory of 2264	2940	0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe	30
PID 2940 wrote to memory of 2264	2940	0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe	30
PID 2940 wrote to memory of 2264	2940	0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe	30
PID 2264 wrote to memory of 1184	2264	winver.exe	21
PID 2264 wrote to memory of 1100	2264	winver.exe	19
PID 2264 wrote to memory of 1152	2264	winver.exe	20
PID 2264 wrote to memory of 1184	2264	winver.exe	21
PID 2264 wrote to memory of 784	2264	winver.exe	25
PID 2264 wrote to memory of 2940	2264	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe
  "C:\Users\Admin\AppData\Local\Temp\0acd2bc16e85c03505f6e33236bf02be5773214ae2ebc201e4ade6f6b80fa895N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2940
- - 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:2264

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:784

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/784-24-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/784-29-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/784-28-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/1100-16-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1100-31-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/1100-30-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1152-32-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1152-19-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1184-1-0x0000000002A30000-0x0000000002A36000-memory.dmp

Filesize
24KB

Download
memory/1184-12-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/1184-22-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1184-5-0x0000000002A30000-0x0000000002A36000-memory.dmp

Filesize
24KB

Download
memory/1184-33-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002A30000-0x0000000002A36000-memory.dmp

Filesize
24KB

Download
memory/2264-8-0x00000000776D0000-0x00000000776D1000-memory.dmp

Filesize
4KB

Download
memory/2264-13-0x00000000774D0000-0x0000000077679000-memory.dmp

Filesize
1.7MB

Download
memory/2264-7-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2264-9-0x00000000776CF000-0x00000000776D0000-memory.dmp

Filesize
4KB

Download
memory/2264-10-0x00000000776CF000-0x00000000776D1000-memory.dmp

Filesize
8KB

Download
memory/2264-11-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/2264-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2264-40-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2940-34-0x0000000002620000-0x0000000003020000-memory.dmp

Filesize
10.0MB

Download
memory/2940-27-0x0000000000400000-0x00000000005C5000-memory.dmp

Filesize
1.8MB

Download
memory/2940-0-0x00000000003C0000-0x00000000003C2000-memory.dmp

Filesize
8KB

Download
memory/2940-6-0x0000000002620000-0x0000000003020000-memory.dmp

Filesize
10.0MB

Download