tinba | 12e17d8061f6eedac95e67bbf23d9364b96cc28331e0be731eff52acaac3a7f7

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
06/01/2025, 01:24

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General

Target

JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe
Size

88KB
MD5

064ac05512057c93a028a0cbf5c6a8c6
SHA1

e9e95d4f99c33508c1ab6466e12fadbb4f0c5e2f
SHA256

12e17d8061f6eedac95e67bbf23d9364b96cc28331e0be731eff52acaac3a7f7
SHA512

8355af9c1d122a152f3b9b8c9445451b276c20a9bd65ca9fd4981bd91a981e14f3726d801236aa02b2d0345a872eb908115c632d14005b403aebffcbd8fe0356
SSDEEP

1536:r5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:r5fvp12UFKcD/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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\4DF57894 = "C:\\Users\\Admin\\AppData\\Roaming\\4DF57894\\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_064ac05512057c93a028a0cbf5c6a8c6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2776	winver.exe
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2776	2244	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	31
PID 2244 wrote to memory of 2776	2244	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	31
PID 2244 wrote to memory of 2776	2244	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	31
PID 2244 wrote to memory of 2776	2244	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	31
PID 2244 wrote to memory of 2776	2244	JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe	31
PID 2776 wrote to memory of 1220	2776	winver.exe	21
PID 2776 wrote to memory of 1136	2776	winver.exe	19
PID 2776 wrote to memory of 1188	2776	winver.exe	20
PID 2776 wrote to memory of 1220	2776	winver.exe	21
PID 2776 wrote to memory of 1400	2776	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1136

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1188

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1220
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_064ac05512057c93a028a0cbf5c6a8c6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - 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:2776

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1400

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/1136-25-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1136-26-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1188-20-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1188-27-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1220-1-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/1220-9-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1220-2-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/1220-28-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1220-3-0x00000000024A0000-0x00000000024A6000-memory.dmp

Filesize
24KB

Download
memory/1220-22-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1400-30-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1400-29-0x0000000001BD0000-0x0000000001BD6000-memory.dmp

Filesize
24KB

Download
memory/1400-24-0x0000000001BD0000-0x0000000001BD6000-memory.dmp

Filesize
24KB

Download
memory/2244-4-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2244-12-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/2244-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2244-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2776-10-0x00000000775E0000-0x0000000077789000-memory.dmp

Filesize
1.7MB

Download
memory/2776-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2776-6-0x00000000777E0000-0x00000000777E1000-memory.dmp

Filesize
4KB

Download
memory/2776-7-0x00000000777DF000-0x00000000777E0000-memory.dmp

Filesize
4KB

Download
memory/2776-8-0x00000000777DF000-0x00000000777E1000-memory.dmp

Filesize
8KB

Download
memory/2776-31-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download