tinba | fdfc1ba07ae98efb84cab578094d4b53b5d95f10d0cfaef450b90db56d5532ed

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 06:28

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General

Target

JaffaCakes118_906a0e46bb3346e5c194a94f431d2be8.exe
Size

88KB
MD5

906a0e46bb3346e5c194a94f431d2be8
SHA1

50b9b1ac0cdb67aaa4973b67bcea1d677e949543
SHA256

fdfc1ba07ae98efb84cab578094d4b53b5d95f10d0cfaef450b90db56d5532ed
SHA512

be43c5a7e4fe17fd58c9098371c0c514402b60d0f48e8e724524e89d84622a3ce264cf62e0cc15b7c8caca9168beb1e479d75f6fcf570f95ea3f062d735ce2ad
SSDEEP

1536:05nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:05fvp12UFKcD/6jwqWsN

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\77EA4FAD = "C:\\Users\\Admin\\AppData\\Roaming\\77EA4FAD\\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_906a0e46bb3346e5c194a94f431d2be8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2864	winver.exe
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_906a0e46bb3346e5c194a94f431d2be8.exe	31
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_906a0e46bb3346e5c194a94f431d2be8.exe	31
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_906a0e46bb3346e5c194a94f431d2be8.exe	31
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_906a0e46bb3346e5c194a94f431d2be8.exe	31
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_906a0e46bb3346e5c194a94f431d2be8.exe	31
PID 2864 wrote to memory of 1188	2864	winver.exe	21
PID 2864 wrote to memory of 1092	2864	winver.exe	19
PID 2864 wrote to memory of 1160	2864	winver.exe	20
PID 2864 wrote to memory of 1188	2864	winver.exe	21
PID 2864 wrote to memory of 1556	2864	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1188
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_906a0e46bb3346e5c194a94f431d2be8.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_906a0e46bb3346e5c194a94f431d2be8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - 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:2864

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1556

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/1092-23-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1092-24-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/1160-27-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1160-20-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1188-1-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1188-9-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/1188-22-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1188-2-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1188-25-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1556-32-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/1556-33-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/1556-31-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/2204-4-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2204-12-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2204-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2204-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2864-26-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2864-5-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2864-6-0x0000000077E70000-0x0000000077E71000-memory.dmp

Filesize
4KB

Download
memory/2864-7-0x0000000077E6F000-0x0000000077E70000-memory.dmp

Filesize
4KB

Download
memory/2864-8-0x0000000077E6F000-0x0000000077E71000-memory.dmp

Filesize
8KB

Download
memory/2864-10-0x0000000077C70000-0x0000000077E19000-memory.dmp

Filesize
1.7MB

Download