tinba | b00f2544b701d64e4fab888c93c2121e846a67b9f98a84713f2f03f5acda92a2

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
05-01-2025 14:45

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General

Target

JaffaCakes118_ab43217f4d1f579ece7f41004f9592ee.exe
Size

160KB
MD5

ab43217f4d1f579ece7f41004f9592ee
SHA1

4e319b658d5bf81575c542cb690c6d54679bd917
SHA256

b00f2544b701d64e4fab888c93c2121e846a67b9f98a84713f2f03f5acda92a2
SHA512

0e1dd70713bb028f7f0032223099eff07a67d79e88e4f4db82a212e32b1a4fb482dfa10e6248322d9e9f18d352f3beb2b3b9d120bb5144f68dcb52443e4d567f
SSDEEP

1536:TEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:QY+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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\0B7594C2 = "C:\\Users\\Admin\\AppData\\Roaming\\0B7594C2\\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/2900-0-0x0000000000400000-0x0000000000428000-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_ab43217f4d1f579ece7f41004f9592ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe
2164	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2164	winver.exe
1248	Explorer.EXE
1248	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1248	Explorer.EXE
1248	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 2164	2900	JaffaCakes118_ab43217f4d1f579ece7f41004f9592ee.exe	31
PID 2900 wrote to memory of 2164	2900	JaffaCakes118_ab43217f4d1f579ece7f41004f9592ee.exe	31
PID 2900 wrote to memory of 2164	2900	JaffaCakes118_ab43217f4d1f579ece7f41004f9592ee.exe	31
PID 2900 wrote to memory of 2164	2900	JaffaCakes118_ab43217f4d1f579ece7f41004f9592ee.exe	31
PID 2900 wrote to memory of 2164	2900	JaffaCakes118_ab43217f4d1f579ece7f41004f9592ee.exe	31
PID 2164 wrote to memory of 1248	2164	winver.exe	21
PID 2164 wrote to memory of 1100	2164	winver.exe	19
PID 2164 wrote to memory of 1160	2164	winver.exe	20
PID 2164 wrote to memory of 1248	2164	winver.exe	21
PID 2164 wrote to memory of 800	2164	winver.exe	25

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:1248
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ab43217f4d1f579ece7f41004f9592ee.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ab43217f4d1f579ece7f41004f9592ee.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2900
- - 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:2164

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:800

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/800-23-0x0000000001BF0000-0x0000000001BF6000-memory.dmp

Filesize
24KB

Download
memory/800-30-0x0000000077251000-0x0000000077252000-memory.dmp

Filesize
4KB

Download
memory/800-32-0x0000000001BF0000-0x0000000001BF6000-memory.dmp

Filesize
24KB

Download
memory/800-33-0x0000000077251000-0x0000000077252000-memory.dmp

Filesize
4KB

Download
memory/1100-27-0x0000000077251000-0x0000000077252000-memory.dmp

Filesize
4KB

Download
memory/1100-34-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1100-24-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1100-25-0x0000000077251000-0x0000000077252000-memory.dmp

Filesize
4KB

Download
memory/1160-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-35-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-28-0x0000000077251000-0x0000000077252000-memory.dmp

Filesize
4KB

Download
memory/1248-4-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1248-2-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1248-3-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1248-10-0x0000000077251000-0x0000000077252000-memory.dmp

Filesize
4KB

Download
memory/1248-21-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1248-26-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/2164-9-0x00000000773FF000-0x0000000077401000-memory.dmp

Filesize
8KB

Download
memory/2164-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2164-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2164-11-0x0000000077200000-0x00000000773A9000-memory.dmp

Filesize
1.7MB

Download
memory/2164-7-0x0000000077400000-0x0000000077401000-memory.dmp

Filesize
4KB

Download
memory/2164-8-0x00000000773FF000-0x0000000077400000-memory.dmp

Filesize
4KB

Download
memory/2900-5-0x0000000001C00000-0x0000000002600000-memory.dmp

Filesize
10.0MB

Download
memory/2900-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2900-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2900-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2900-13-0x0000000001C00000-0x0000000002600000-memory.dmp

Filesize
10.0MB

Download