tinba | 68ef3fdecd9e3a995ee2a5cecc8742f35fb49c2a1dd3cc208322ecd70b7e77d8

Analysis

max time kernel
149s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 10:37

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General

Target

JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe
Size

49KB
MD5

154c5af1e367afa1654e6ace851b15b1
SHA1

8d46d47c3f9db51f4efe563d9343ca80fd178cf8
SHA256

68ef3fdecd9e3a995ee2a5cecc8742f35fb49c2a1dd3cc208322ecd70b7e77d8
SHA512

00fe52f05b3f44758db0a725cba5176efac6655d459ec0411bf67bea1317d10203f3be4ec7f82af8ca5679c9d054130c53aeb6b4c2632927a123dfc985a6e189
SSDEEP

768:/CCCFlkbwAYbFshpyiB9L9Mx2BWseUCHGAwk5R9Jw:bbw/6plBTFBYNNR9Jw

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\E1435D98 = "C:\\Users\\Admin\\AppData\\Roaming\\E1435D98\\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	JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe
3032	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3032	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 3032	2896	JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe	29
PID 2896 wrote to memory of 3032	2896	JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe	29
PID 2896 wrote to memory of 3032	2896	JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe	29
PID 2896 wrote to memory of 3032	2896	JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe	29
PID 2896 wrote to memory of 3032	2896	JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe	29
PID 3032 wrote to memory of 1196	3032	winver.exe	21
PID 3032 wrote to memory of 1116	3032	winver.exe	19
PID 3032 wrote to memory of 1160	3032	winver.exe	20
PID 3032 wrote to memory of 1196	3032	winver.exe	21
PID 3032 wrote to memory of 1048	3032	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_154c5af1e367afa1654e6ace851b15b1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2896
- - 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:3032

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1048

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/1048-28-0x0000000001C70000-0x0000000001C76000-memory.dmp

Filesize
24KB

Download
memory/1048-24-0x0000000001C70000-0x0000000001C76000-memory.dmp

Filesize
24KB

Download
memory/1048-29-0x0000000077261000-0x0000000077262000-memory.dmp

Filesize
4KB

Download
memory/1116-25-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1116-26-0x0000000077261000-0x0000000077262000-memory.dmp

Filesize
4KB

Download
memory/1160-31-0x0000000077261000-0x0000000077262000-memory.dmp

Filesize
4KB

Download
memory/1160-34-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-30-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1196-22-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1196-9-0x0000000077261000-0x0000000077262000-memory.dmp

Filesize
4KB

Download
memory/1196-1-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/2896-12-0x0000000001D30000-0x0000000002730000-memory.dmp

Filesize
10.0MB

Download
memory/2896-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2896-11-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2896-4-0x0000000001D30000-0x0000000002730000-memory.dmp

Filesize
10.0MB

Download
memory/3032-10-0x0000000077210000-0x00000000773B9000-memory.dmp

Filesize
1.7MB

Download
memory/3032-8-0x000000007740F000-0x0000000077411000-memory.dmp

Filesize
8KB

Download
memory/3032-7-0x000000007740F000-0x0000000077410000-memory.dmp

Filesize
4KB

Download
memory/3032-6-0x0000000077410000-0x0000000077411000-memory.dmp

Filesize
4KB

Download
memory/3032-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3032-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download