tinba | 68d706120e359e90a8ea880ab06212a17c2eaf2d4cdb07d156b9c3173e13043c

Analysis

max time kernel
150s
max time network
155s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 02:23

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General

Target

3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe
Size

160KB
MD5

3d451f59f0a6bb995448c2a162023041
SHA1

6e5eff0c97c1d8f018285f9ad1a364f175dd3ea0
SHA256

68d706120e359e90a8ea880ab06212a17c2eaf2d4cdb07d156b9c3173e13043c
SHA512

c84d2002cd3848dc4209619dade8f293d80ca51143a2930f79d4fb5764a40a696ba815261bf4d6201a6632108c56e7abb5da411b7d157243b64647cef36d09d1
SSDEEP

1536:wEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:jY+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

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\508A5A7A = "C:\\Users\\Admin\\AppData\\Roaming\\508A5A7A\\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/2732-0-0x0000000000400000-0x0000000000428000-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	3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe
2152	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2152	winver.exe
1240	Explorer.EXE
1240	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1240	Explorer.EXE
1240	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2152	2732	3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe	31
PID 2732 wrote to memory of 2152	2732	3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe	31
PID 2732 wrote to memory of 2152	2732	3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe	31
PID 2732 wrote to memory of 2152	2732	3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe	31
PID 2732 wrote to memory of 2152	2732	3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe	31
PID 2152 wrote to memory of 1240	2152	winver.exe	21
PID 2152 wrote to memory of 1104	2152	winver.exe	19
PID 2152 wrote to memory of 1204	2152	winver.exe	20
PID 2152 wrote to memory of 1240	2152	winver.exe	21
PID 2152 wrote to memory of 1364	2152	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:1204

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1240
- C:\Users\Admin\AppData\Local\Temp\3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3d451f59f0a6bb995448c2a162023041_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2732
- - 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:2152

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1364

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/1104-26-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/1104-27-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1204-28-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1204-20-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1240-10-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1240-4-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1240-32-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/1240-22-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/1240-2-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1240-3-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1364-30-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1364-29-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1364-25-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/2152-11-0x00000000775E0000-0x0000000077789000-memory.dmp

Filesize
1.7MB

Download
memory/2152-31-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2152-6-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2152-7-0x00000000777E0000-0x00000000777E1000-memory.dmp

Filesize
4KB

Download
memory/2152-8-0x00000000777DF000-0x00000000777E0000-memory.dmp

Filesize
4KB

Download
memory/2152-9-0x00000000777DF000-0x00000000777E1000-memory.dmp

Filesize
8KB

Download
memory/2152-37-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/2732-14-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2732-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2732-5-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2732-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2732-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download