tinba | 7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8c

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-11-2024 03:19

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General

Target

7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe
Size

89KB
MD5

6a38a84265978ca9de6c79dd58efd4a0
SHA1

9d13459d6467135b386ade5982bf282c2e6bf170
SHA256

7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8c
SHA512

bc6f583bb2c8ed9be4f1c4065a063e86ee872f3b9c14489d62422d904a16261fce070fe843c343b1d7e95d162f5d09bcab4c7118d9990054a010378e5a419e1f
SSDEEP

1536:o9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:o9o6fK2XqXQwhnHlqQo8Lvy

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\ECEB7B9A = "C:\\Users\\Admin\\AppData\\Roaming\\ECEB7B9A\\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	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2500	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2500	2084	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	30
PID 2084 wrote to memory of 2500	2084	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	30
PID 2084 wrote to memory of 2500	2084	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	30
PID 2084 wrote to memory of 2500	2084	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	30
PID 2084 wrote to memory of 2500	2084	7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe	30
PID 2500 wrote to memory of 1208	2500	winver.exe	21
PID 2500 wrote to memory of 1108	2500	winver.exe	19
PID 2500 wrote to memory of 1152	2500	winver.exe	20
PID 2500 wrote to memory of 1208	2500	winver.exe	21
PID 2500 wrote to memory of 1648	2500	winver.exe	25
PID 2500 wrote to memory of 2084	2500	winver.exe	29

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe
  "C:\Users\Admin\AppData\Local\Temp\7383d630d34ec3fec8f84e7bfa64361e6a28f1450928111a0d9d46192efd1e8cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2084
- - 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:2500

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1648

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/1108-31-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1108-15-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1152-18-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1152-28-0x00000000771E1000-0x00000000771E2000-memory.dmp

Filesize
4KB

Download
memory/1152-27-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1208-32-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1208-12-0x00000000771E1000-0x00000000771E2000-memory.dmp

Filesize
4KB

Download
memory/1208-5-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1208-21-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1648-30-0x00000000771E1000-0x00000000771E2000-memory.dmp

Filesize
4KB

Download
memory/1648-29-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1648-23-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/2084-0-0x0000000000250000-0x0000000000252000-memory.dmp

Filesize
8KB

Download
memory/2084-6-0x00000000025D0000-0x0000000002FD0000-memory.dmp

Filesize
10.0MB

Download
memory/2084-26-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2084-33-0x00000000025D0000-0x0000000002FD0000-memory.dmp

Filesize
10.0MB

Download
memory/2500-13-0x0000000077190000-0x0000000077339000-memory.dmp

Filesize
1.7MB

Download
memory/2500-7-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2500-8-0x0000000077390000-0x0000000077391000-memory.dmp

Filesize
4KB

Download
memory/2500-9-0x000000007738F000-0x0000000077390000-memory.dmp

Filesize
4KB

Download
memory/2500-10-0x000000007738F000-0x0000000077391000-memory.dmp

Filesize
8KB

Download
memory/2500-11-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/2500-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2500-34-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download