tinba | 54151cd97eef9eadec797cc880afb1f80e6ed58ccc677db3c35d912bf0d2f785

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
10-01-2025 19:20

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General

Target

JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe
Size

88KB
MD5

ec02a1ffd19435f90e54947264902d95
SHA1

f059c0cab64ee9b98b8cc144ac3e92fab9b30c55
SHA256

54151cd97eef9eadec797cc880afb1f80e6ed58ccc677db3c35d912bf0d2f785
SHA512

2b1399aa4434f30a41c5b305b40e4b5ead2243440dd0d993e555a642c2c7874e0477947cdcefa64c80c615568b38d942087de1eaba09095bbe103bd8a8576bf8
SSDEEP

1536:F5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:F5fvp12UFKcD/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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\510D99F9 = "C:\\Users\\Admin\\AppData\\Roaming\\510D99F9\\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_ec02a1ffd19435f90e54947264902d95.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2784	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2784	2700	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	31
PID 2700 wrote to memory of 2784	2700	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	31
PID 2700 wrote to memory of 2784	2700	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	31
PID 2700 wrote to memory of 2784	2700	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	31
PID 2700 wrote to memory of 2784	2700	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	31
PID 2784 wrote to memory of 1236	2784	winver.exe	21
PID 2784 wrote to memory of 1112	2784	winver.exe	19
PID 2784 wrote to memory of 1164	2784	winver.exe	20
PID 2784 wrote to memory of 1236	2784	winver.exe	21
PID 2784 wrote to memory of 1624	2784	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2700
- - 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:2784

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1624

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/1112-25-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1112-26-0x0000000077161000-0x0000000077162000-memory.dmp

Filesize
4KB

Download
memory/1164-27-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1164-19-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1236-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/1236-2-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/1236-3-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/1236-9-0x0000000077161000-0x0000000077162000-memory.dmp

Filesize
4KB

Download
memory/1236-21-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1236-28-0x0000000002E50000-0x0000000002E56000-memory.dmp

Filesize
24KB

Download
memory/1624-29-0x0000000001DD0000-0x0000000001DD6000-memory.dmp

Filesize
24KB

Download
memory/1624-30-0x0000000077161000-0x0000000077162000-memory.dmp

Filesize
4KB

Download
memory/1624-24-0x0000000001DD0000-0x0000000001DD6000-memory.dmp

Filesize
24KB

Download
memory/2700-4-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2700-12-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2700-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2700-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2784-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2784-7-0x000000007730F000-0x0000000077310000-memory.dmp

Filesize
4KB

Download
memory/2784-8-0x000000007730F000-0x0000000077311000-memory.dmp

Filesize
8KB

Download
memory/2784-10-0x0000000077110000-0x00000000772B9000-memory.dmp

Filesize
1.7MB

Download
memory/2784-6-0x0000000077310000-0x0000000077311000-memory.dmp

Filesize
4KB

Download
memory/2784-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download