tinba | 3ee6f31ed94b3ed3f02e62778bc3472f63034ddc8e6a4a0082726e21e30ac2c5

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 22:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe
Size

370KB
MD5

a9fbf61ff4a088d1dadcd4f6fddb36f5
SHA1

c41b0b4338cb740fe3239140bc28843e3dfa104c
SHA256

3ee6f31ed94b3ed3f02e62778bc3472f63034ddc8e6a4a0082726e21e30ac2c5
SHA512

a2a8c66bd4ef23277e83a14cd3cdadf87a2e94d33054fbafdb3dfa8cdfe7417ae2d93775e556899f93a314d45eed6b8109e64adc8b054f0f1d6ef0cdf4e97584
SSDEEP

6144:cCE6/mUXJ531nIUliViSZbLhaZfvMlLXICgc:c6TOUMBQf0ljWc

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\1196A3B3 = "C:\\Users\\Admin\\AppData\\Roaming\\1196A3B3\\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	a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe
1808	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1808	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2532	a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 1808	2532	a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe	30
PID 2532 wrote to memory of 1808	2532	a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe	30
PID 2532 wrote to memory of 1808	2532	a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe	30
PID 2532 wrote to memory of 1808	2532	a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe	30
PID 2532 wrote to memory of 1808	2532	a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe	30
PID 1808 wrote to memory of 1208	1808	winver.exe	21
PID 1808 wrote to memory of 1112	1808	winver.exe	19
PID 1808 wrote to memory of 1164	1808	winver.exe	20
PID 1808 wrote to memory of 1208	1808	winver.exe	21
PID 1808 wrote to memory of 1276	1808	winver.exe	23
PID 1808 wrote to memory of 2532	1808	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a9fbf61ff4a088d1dadcd4f6fddb36f5_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2532
- - 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:1808

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1276

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

Loading Replay Monitor...

Downloads

memory/1112-30-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/1112-17-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/1164-20-0x00000000001A0000-0x00000000001A7000-memory.dmp

Filesize
28KB

Download
memory/1164-27-0x00000000001A0000-0x00000000001A7000-memory.dmp

Filesize
28KB

Download
memory/1164-28-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1208-7-0x0000000002AB0000-0x0000000002AB7000-memory.dmp

Filesize
28KB

Download
memory/1208-31-0x0000000002AC0000-0x0000000002AC7000-memory.dmp

Filesize
28KB

Download
memory/1208-14-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1208-4-0x0000000002AB0000-0x0000000002AB7000-memory.dmp

Filesize
28KB

Download
memory/1208-3-0x0000000002AB0000-0x0000000002AB7000-memory.dmp

Filesize
28KB

Download
memory/1208-23-0x0000000002AC0000-0x0000000002AC7000-memory.dmp

Filesize
28KB

Download
memory/1276-25-0x0000000001F40000-0x0000000001F47000-memory.dmp

Filesize
28KB

Download
memory/1276-32-0x0000000001F40000-0x0000000001F47000-memory.dmp

Filesize
28KB

Download
memory/1276-33-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1808-13-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1808-11-0x000000007760F000-0x0000000077610000-memory.dmp

Filesize
4KB

Download
memory/1808-9-0x0000000000170000-0x0000000000177000-memory.dmp

Filesize
28KB

Download
memory/1808-12-0x000000007760F000-0x0000000077611000-memory.dmp

Filesize
8KB

Download
memory/1808-5-0x0000000000170000-0x0000000000177000-memory.dmp

Filesize
28KB

Download
memory/1808-15-0x0000000077410000-0x00000000775B9000-memory.dmp

Filesize
1.7MB

Download
memory/1808-10-0x0000000077610000-0x0000000077611000-memory.dmp

Filesize
4KB

Download
memory/1808-35-0x0000000000170000-0x0000000000177000-memory.dmp

Filesize
28KB

Download
memory/2532-0-0x0000000000410000-0x0000000000413000-memory.dmp

Filesize
12KB

Download
memory/2532-2-0x0000000000230000-0x0000000000232000-memory.dmp

Filesize
8KB

Download
memory/2532-29-0x0000000002000000-0x0000000002A00000-memory.dmp

Filesize
10.0MB

Download
memory/2532-8-0x0000000002000000-0x0000000002A00000-memory.dmp

Filesize
10.0MB

Download
memory/2532-1-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download