tinba | 82194a70d3e43b2ddbc73ac6c5393411b8e6516d3362b33a50a31618a923f974

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
31/12/2024, 10:36

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General

Target

JaffaCakes118_153d7b0ca073488c5a512f84266328cd.exe
Size

88KB
MD5

153d7b0ca073488c5a512f84266328cd
SHA1

9e543914100bac6dd192abb196c0aeb421eff342
SHA256

82194a70d3e43b2ddbc73ac6c5393411b8e6516d3362b33a50a31618a923f974
SHA512

4c46411d7b3fcf12f491674475d0181120d8ee4023bc0d9f7c729831e9b6d82574e8e5491b34ba547ff99f6d7a80c32eab4701b0368941f0be24ae7e3fd382bc
SSDEEP

1536:25nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:25fvp12UFKcD/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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\DA5F9F52 = "C:\\Users\\Admin\\AppData\\Roaming\\DA5F9F52\\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_153d7b0ca073488c5a512f84266328cd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2412	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2412	2156	JaffaCakes118_153d7b0ca073488c5a512f84266328cd.exe	31
PID 2156 wrote to memory of 2412	2156	JaffaCakes118_153d7b0ca073488c5a512f84266328cd.exe	31
PID 2156 wrote to memory of 2412	2156	JaffaCakes118_153d7b0ca073488c5a512f84266328cd.exe	31
PID 2156 wrote to memory of 2412	2156	JaffaCakes118_153d7b0ca073488c5a512f84266328cd.exe	31
PID 2156 wrote to memory of 2412	2156	JaffaCakes118_153d7b0ca073488c5a512f84266328cd.exe	31
PID 2412 wrote to memory of 1200	2412	winver.exe	21
PID 2412 wrote to memory of 1104	2412	winver.exe	19
PID 2412 wrote to memory of 1160	2412	winver.exe	20
PID 2412 wrote to memory of 1200	2412	winver.exe	21
PID 2412 wrote to memory of 1876	2412	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:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_153d7b0ca073488c5a512f84266328cd.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_153d7b0ca073488c5a512f84266328cd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2156
- - 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:2412

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1876

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/1104-26-0x0000000001FB0000-0x0000000001FB6000-memory.dmp

Filesize
24KB

Download
memory/1104-27-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1160-18-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1160-28-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1200-9-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1200-23-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1200-20-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1876-24-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1876-25-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1876-22-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/2156-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2156-12-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2156-4-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2156-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2412-10-0x0000000077960000-0x0000000077B09000-memory.dmp

Filesize
1.7MB

Download
memory/2412-29-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2412-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2412-6-0x0000000077B60000-0x0000000077B61000-memory.dmp

Filesize
4KB

Download
memory/2412-8-0x0000000077B5F000-0x0000000077B61000-memory.dmp

Filesize
8KB

Download
memory/2412-7-0x0000000077B5F000-0x0000000077B60000-memory.dmp

Filesize
4KB

Download