tinba | 6b68725c8e2651cb4f75f78cca70b82ace8ba9fbde16f8f7bcc6091dccebee89

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 23:12

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General

Target

JaffaCakes118_3ff8b37d262aa73604e6a780ba19966d.exe
Size

88KB
MD5

3ff8b37d262aa73604e6a780ba19966d
SHA1

0af212936187a3238f934a64a0a2054bf594aa05
SHA256

6b68725c8e2651cb4f75f78cca70b82ace8ba9fbde16f8f7bcc6091dccebee89
SHA512

d34855b20ac54d76492ce5c527e36bace2c039b01753441801c533d1d9c61a6041fdfc11132efeea340ef2aa98ced7dc2f237d21664fa12c55989bed29143fe7
SSDEEP

1536:Q5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:Q5fvp12UFKcD/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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\0E743F3F = "C:\\Users\\Admin\\AppData\\Roaming\\0E743F3F\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_3ff8b37d262aa73604e6a780ba19966d.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe
2328	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2328	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 1804 wrote to memory of 2328	1804	JaffaCakes118_3ff8b37d262aa73604e6a780ba19966d.exe	31
PID 1804 wrote to memory of 2328	1804	JaffaCakes118_3ff8b37d262aa73604e6a780ba19966d.exe	31
PID 1804 wrote to memory of 2328	1804	JaffaCakes118_3ff8b37d262aa73604e6a780ba19966d.exe	31
PID 1804 wrote to memory of 2328	1804	JaffaCakes118_3ff8b37d262aa73604e6a780ba19966d.exe	31
PID 1804 wrote to memory of 2328	1804	JaffaCakes118_3ff8b37d262aa73604e6a780ba19966d.exe	31
PID 2328 wrote to memory of 1188	2328	winver.exe	21
PID 2328 wrote to memory of 1100	2328	winver.exe	19
PID 2328 wrote to memory of 1160	2328	winver.exe	20
PID 2328 wrote to memory of 1188	2328	winver.exe	21
PID 2328 wrote to memory of 1440	2328	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

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_3ff8b37d262aa73604e6a780ba19966d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ff8b37d262aa73604e6a780ba19966d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1804
- - 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:2328

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1440

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/1100-23-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1100-24-0x00000000778F1000-0x00000000778F2000-memory.dmp

Filesize
4KB

Download
memory/1160-25-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1160-18-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1188-9-0x00000000778F1000-0x00000000778F2000-memory.dmp

Filesize
4KB

Download
memory/1188-2-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

Filesize
24KB

Download
memory/1188-1-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

Filesize
24KB

Download
memory/1188-26-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1188-20-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1440-22-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1440-28-0x00000000778F1000-0x00000000778F2000-memory.dmp

Filesize
4KB

Download
memory/1440-27-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1804-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1804-12-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/1804-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1804-4-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2328-10-0x00000000778A0000-0x0000000077A49000-memory.dmp

Filesize
1.7MB

Download
memory/2328-8-0x0000000077A9F000-0x0000000077AA1000-memory.dmp

Filesize
8KB

Download
memory/2328-7-0x0000000077A9F000-0x0000000077AA0000-memory.dmp

Filesize
4KB

Download
memory/2328-6-0x0000000077AA0000-0x0000000077AA1000-memory.dmp

Filesize
4KB

Download
memory/2328-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2328-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download