tinba | 70b374656caab67d1c2c70c3ce777a546a932a7d903d75aa4598b3eb9e0a34d0

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 20:45

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General

Target

JaffaCakes118_39a55bbb61510135316ee2ff83c6a792.exe
Size

160KB
MD5

39a55bbb61510135316ee2ff83c6a792
SHA1

54f3aef6d2b2d354bd89a2b96e375f980482fab2
SHA256

70b374656caab67d1c2c70c3ce777a546a932a7d903d75aa4598b3eb9e0a34d0
SHA512

66e52d4a40132f96c0bc06ab49023d7632fd81ff02ca4e614f39b653f3509083c2f373eea43b68c4d1b2930780cd5ff8c5d926b4e7648b2adecf893eb3e62698
SSDEEP

1536:5EY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:yY+4MiIkLZJNAQ9J6v

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\DFC68428 = "C:\\Users\\Admin\\AppData\\Roaming\\DFC68428\\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/2480-0-0x0000000000400000-0x0000000000428000-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_39a55bbb61510135316ee2ff83c6a792.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe
332	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
332	winver.exe
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 332	2480	JaffaCakes118_39a55bbb61510135316ee2ff83c6a792.exe	32
PID 2480 wrote to memory of 332	2480	JaffaCakes118_39a55bbb61510135316ee2ff83c6a792.exe	32
PID 2480 wrote to memory of 332	2480	JaffaCakes118_39a55bbb61510135316ee2ff83c6a792.exe	32
PID 2480 wrote to memory of 332	2480	JaffaCakes118_39a55bbb61510135316ee2ff83c6a792.exe	32
PID 2480 wrote to memory of 332	2480	JaffaCakes118_39a55bbb61510135316ee2ff83c6a792.exe	32
PID 332 wrote to memory of 1212	332	winver.exe	21
PID 332 wrote to memory of 1108	332	winver.exe	19
PID 332 wrote to memory of 1172	332	winver.exe	20
PID 332 wrote to memory of 1212	332	winver.exe	21
PID 332 wrote to memory of 792	332	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1212
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39a55bbb61510135316ee2ff83c6a792.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39a55bbb61510135316ee2ff83c6a792.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2480
- - 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:332

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:792

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/332-27-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/332-8-0x0000000077A0F000-0x0000000077A10000-memory.dmp

Filesize
4KB

Download
memory/332-7-0x0000000077A10000-0x0000000077A11000-memory.dmp

Filesize
4KB

Download
memory/332-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/332-11-0x0000000077810000-0x00000000779B9000-memory.dmp

Filesize
1.7MB

Download
memory/332-9-0x0000000077A0F000-0x0000000077A11000-memory.dmp

Filesize
8KB

Download
memory/792-33-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/792-34-0x0000000077861000-0x0000000077862000-memory.dmp

Filesize
4KB

Download
memory/1108-25-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000077861000-0x0000000077862000-memory.dmp

Filesize
4KB

Download
memory/1172-22-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1212-32-0x0000000002480000-0x0000000002486000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x0000000077861000-0x0000000077862000-memory.dmp

Filesize
4KB

Download
memory/1212-2-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1212-24-0x0000000002480000-0x0000000002486000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/2480-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2480-14-0x0000000001C60000-0x0000000002660000-memory.dmp

Filesize
10.0MB

Download
memory/2480-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2480-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2480-5-0x0000000001C60000-0x0000000002660000-memory.dmp

Filesize
10.0MB

Download