tinba | acc2b8e45dd204f23cc89ba43e3183b5d9fb4054ce3ac8e142713cd3b1565b8d

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 09:58

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General

Target

JaffaCakes118_9c28bc099daa1f1e53c219492588533c.exe
Size

34KB
MD5

9c28bc099daa1f1e53c219492588533c
SHA1

441e578b34402a21f10232f7bded2ce8515d1d66
SHA256

acc2b8e45dd204f23cc89ba43e3183b5d9fb4054ce3ac8e142713cd3b1565b8d
SHA512

7b56f040d343d3579b857f0fabfb815bac37f7cbebd2ceaaa2e045378d2be90153511242b84c1938724c95e96e32e7d217adb6ed61e7e762dd122471385208c8
SSDEEP

768:sp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:spYoX58z1uirL98xMWnT0OQ9J2

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\67161638 = "C:\\Users\\Admin\\AppData\\Roaming\\67161638\\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/1732-0-0x0000000000400000-0x0000000000417000-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_9c28bc099daa1f1e53c219492588533c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe
280	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
280	winver.exe
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 280	1732	JaffaCakes118_9c28bc099daa1f1e53c219492588533c.exe	31
PID 1732 wrote to memory of 280	1732	JaffaCakes118_9c28bc099daa1f1e53c219492588533c.exe	31
PID 1732 wrote to memory of 280	1732	JaffaCakes118_9c28bc099daa1f1e53c219492588533c.exe	31
PID 1732 wrote to memory of 280	1732	JaffaCakes118_9c28bc099daa1f1e53c219492588533c.exe	31
PID 1732 wrote to memory of 280	1732	JaffaCakes118_9c28bc099daa1f1e53c219492588533c.exe	31
PID 280 wrote to memory of 1200	280	winver.exe	21
PID 280 wrote to memory of 1104	280	winver.exe	19
PID 280 wrote to memory of 1168	280	winver.exe	20
PID 280 wrote to memory of 1200	280	winver.exe	21
PID 280 wrote to memory of 636	280	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1200
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9c28bc099daa1f1e53c219492588533c.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9c28bc099daa1f1e53c219492588533c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1732
- - 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:280

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:636

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/280-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/280-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/280-11-0x0000000076EF0000-0x0000000077099000-memory.dmp

Filesize
1.7MB

Download
memory/280-9-0x00000000770EF000-0x00000000770F1000-memory.dmp

Filesize
8KB

Download
memory/280-8-0x00000000770EF000-0x00000000770F0000-memory.dmp

Filesize
4KB

Download
memory/280-7-0x00000000770F0000-0x00000000770F1000-memory.dmp

Filesize
4KB

Download
memory/636-29-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/636-30-0x0000000076F41000-0x0000000076F42000-memory.dmp

Filesize
4KB

Download
memory/636-24-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1104-25-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x0000000076F41000-0x0000000076F42000-memory.dmp

Filesize
4KB

Download
memory/1168-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1200-21-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000076F41000-0x0000000076F42000-memory.dmp

Filesize
4KB

Download
memory/1200-28-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1732-13-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/1732-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1732-5-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/1732-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1732-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download