tinba | 15d3f4ef451f4e4bc17f5f74b5ed0561247e2e44a8b810232b73eabaae71faf5

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 18:39

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General

Target

JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe
Size

88KB
MD5

7328edde29c8c711f4f21ca3fad9bb3d
SHA1

2aa54ee8f241a0751211acda193555d1968924a5
SHA256

15d3f4ef451f4e4bc17f5f74b5ed0561247e2e44a8b810232b73eabaae71faf5
SHA512

4baa73b69595f9482f25acb233e4b9d7e2ed4257422a99a936a638d8012168ecf77e573f12d4da83b13b41e965d594332768cbded5e57d35cbe66cb4d30e30e6
SSDEEP

1536:A5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:A5fvp12UFKcD/6jwqWsN

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\AE65A60A = "C:\\Users\\Admin\\AppData\\Roaming\\AE65A60A\\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	JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe
1696	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1696	winver.exe
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 1696	1980	JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe	31
PID 1980 wrote to memory of 1696	1980	JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe	31
PID 1980 wrote to memory of 1696	1980	JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe	31
PID 1980 wrote to memory of 1696	1980	JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe	31
PID 1980 wrote to memory of 1696	1980	JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe	31
PID 1696 wrote to memory of 1196	1696	winver.exe	21
PID 1696 wrote to memory of 1112	1696	winver.exe	19
PID 1696 wrote to memory of 1168	1696	winver.exe	20
PID 1696 wrote to memory of 1196	1696	winver.exe	21
PID 1696 wrote to memory of 2032	1696	winver.exe	23

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1196
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7328edde29c8c711f4f21ca3fad9bb3d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1980
- - 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:1696

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2032

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/1112-24-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1112-25-0x0000000076F81000-0x0000000076F82000-memory.dmp

Filesize
4KB

Download
memory/1168-19-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1168-26-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1196-21-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1196-9-0x0000000076F81000-0x0000000076F82000-memory.dmp

Filesize
4KB

Download
memory/1696-10-0x0000000076F30000-0x00000000770D9000-memory.dmp

Filesize
1.7MB

Download
memory/1696-8-0x000000007712F000-0x0000000077131000-memory.dmp

Filesize
8KB

Download
memory/1696-7-0x000000007712F000-0x0000000077130000-memory.dmp

Filesize
4KB

Download
memory/1696-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1696-6-0x0000000077130000-0x0000000077131000-memory.dmp

Filesize
4KB

Download
memory/1696-30-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1980-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1980-12-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/1980-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1980-4-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2032-23-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/2032-29-0x0000000076F81000-0x0000000076F82000-memory.dmp

Filesize
4KB

Download
memory/2032-28-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download