tinba | b1cde01c9609b633106755d76d2acff79f59596f734d54909e1954b5695ae0a3

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-01-2025 22:52

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General

Target

JaffaCakes118_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe
Size

160KB
MD5

3f1dae3b7ca7e659f11ccd41f63dcb5d
SHA1

cca1da613398e3fde3bb8e8f8d2360113155791b
SHA256

b1cde01c9609b633106755d76d2acff79f59596f734d54909e1954b5695ae0a3
SHA512

6654d37cb083b28fb7ace44bf1d444043561b292a6ba67389ffaa58ac777d49dd7e3dbcf13370778d703ae42b0ea02a77ff180493e79e25efb32044431c2357b
SSDEEP

1536:WEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:9Y+4MiIkLZJNAQ9J6v

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\A105A6F6 = "C:\\Users\\Admin\\AppData\\Roaming\\A105A6F6\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2656-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

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_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2708	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2708	2656	JaffaCakes118_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe	32
PID 2656 wrote to memory of 2708	2656	JaffaCakes118_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe	32
PID 2656 wrote to memory of 2708	2656	JaffaCakes118_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe	32
PID 2656 wrote to memory of 2708	2656	JaffaCakes118_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe	32
PID 2656 wrote to memory of 2708	2656	JaffaCakes118_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe	32
PID 2708 wrote to memory of 1200	2708	winver.exe	21
PID 2708 wrote to memory of 1088	2708	winver.exe	18
PID 2708 wrote to memory of 1172	2708	winver.exe	20
PID 2708 wrote to memory of 1200	2708	winver.exe	21
PID 2708 wrote to memory of 1864	2708	winver.exe	25

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\JaffaCakes118_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f1dae3b7ca7e659f11ccd41f63dcb5d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2656
- - 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:2708

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1864

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/1088-26-0x0000000077401000-0x0000000077402000-memory.dmp

Filesize
4KB

Download
memory/1088-25-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1172-36-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-30-0x0000000077401000-0x0000000077402000-memory.dmp

Filesize
4KB

Download
memory/1172-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1200-31-0x0000000002990000-0x0000000002996000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000077401000-0x0000000077402000-memory.dmp

Filesize
4KB

Download
memory/1200-22-0x0000000002990000-0x0000000002996000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1864-24-0x0000000001E00000-0x0000000001E06000-memory.dmp

Filesize
24KB

Download
memory/1864-27-0x0000000001E00000-0x0000000001E06000-memory.dmp

Filesize
24KB

Download
memory/1864-28-0x0000000077401000-0x0000000077402000-memory.dmp

Filesize
4KB

Download
memory/2656-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2656-13-0x0000000001D00000-0x0000000002700000-memory.dmp

Filesize
10.0MB

Download
memory/2656-5-0x0000000001D00000-0x0000000002700000-memory.dmp

Filesize
10.0MB

Download
memory/2656-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2656-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2708-11-0x00000000773B0000-0x0000000077559000-memory.dmp

Filesize
1.7MB

Download
memory/2708-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2708-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2708-8-0x00000000775AF000-0x00000000775B0000-memory.dmp

Filesize
4KB

Download
memory/2708-7-0x00000000775B0000-0x00000000775B1000-memory.dmp

Filesize
4KB

Download
memory/2708-9-0x00000000775AF000-0x00000000775B1000-memory.dmp

Filesize
8KB

Download