tinba | 9ded7256eca2d54e87f0bbd42140029a29dc8280bce860f196c3a7090a24da1d

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
01-01-2025 09:31

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General

Target

JaffaCakes118_4fdafed08e53e6a30899abe8ccd4c96c.exe
Size

89KB
MD5

4fdafed08e53e6a30899abe8ccd4c96c
SHA1

da33952db86f342f95385df9142ca08b2f357f6a
SHA256

9ded7256eca2d54e87f0bbd42140029a29dc8280bce860f196c3a7090a24da1d
SHA512

14bd23056be045a30ca5a95b296b15dec2f9603c98e2110cffea571a07b91baea26aa55fc3ac576d6e7f4bee890061d7ccbf6c35988da824294033a98291e3f8
SSDEEP

1536:Qr+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:C+4MJIkLZJNAQ9Jo9e

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\9CE6D8C8 = "C:\\Users\\Admin\\AppData\\Roaming\\9CE6D8C8\\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/1548-0-0x0000000000400000-0x0000000000418000-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_4fdafed08e53e6a30899abe8ccd4c96c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe
2040	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2040	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 2040	1548	JaffaCakes118_4fdafed08e53e6a30899abe8ccd4c96c.exe	32
PID 1548 wrote to memory of 2040	1548	JaffaCakes118_4fdafed08e53e6a30899abe8ccd4c96c.exe	32
PID 1548 wrote to memory of 2040	1548	JaffaCakes118_4fdafed08e53e6a30899abe8ccd4c96c.exe	32
PID 1548 wrote to memory of 2040	1548	JaffaCakes118_4fdafed08e53e6a30899abe8ccd4c96c.exe	32
PID 1548 wrote to memory of 2040	1548	JaffaCakes118_4fdafed08e53e6a30899abe8ccd4c96c.exe	32
PID 2040 wrote to memory of 1212	2040	winver.exe	21
PID 2040 wrote to memory of 1120	2040	winver.exe	19
PID 2040 wrote to memory of 1168	2040	winver.exe	20
PID 2040 wrote to memory of 1212	2040	winver.exe	21
PID 2040 wrote to memory of 1540	2040	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fdafed08e53e6a30899abe8ccd4c96c.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fdafed08e53e6a30899abe8ccd4c96c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1548
- - 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:2040

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1540

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/1120-19-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1120-25-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1120-26-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1168-33-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1168-22-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1212-32-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1212-24-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1540-30-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/1540-31-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1540-34-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/1548-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1548-13-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/1548-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1548-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1548-5-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2040-11-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download
memory/2040-9-0x00000000779BF000-0x00000000779C1000-memory.dmp

Filesize
8KB

Download
memory/2040-8-0x00000000779BF000-0x00000000779C0000-memory.dmp

Filesize
4KB

Download
memory/2040-7-0x00000000779C0000-0x00000000779C1000-memory.dmp

Filesize
4KB

Download
memory/2040-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2040-35-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2040-40-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download