tinba | 366e4d1ba7ae71312c8949ce02fd6c4c62f1994c21e50aeeae13baba4a0ebc6c

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 17:46

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General

Target

JaffaCakes118_5e999c6e5836ccfb91797914bb56e28d.exe
Size

88KB
MD5

5e999c6e5836ccfb91797914bb56e28d
SHA1

7b33c6856a96106e93d3c3daf296c1c4196fb373
SHA256

366e4d1ba7ae71312c8949ce02fd6c4c62f1994c21e50aeeae13baba4a0ebc6c
SHA512

38478a89c81b20f7219c3977565dec079d211a78621eae273526f9c5f4f9e5084d8853ea828a7ce16b759ca636b537f8beaf537eb0a0c5bfcc89359d297392e3
SSDEEP

1536:d5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:d5fvp12UFKcD/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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\F93FD988 = "C:\\Users\\Admin\\AppData\\Roaming\\F93FD988\\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_5e999c6e5836ccfb91797914bb56e28d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe
2404	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2404	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2404	2444	JaffaCakes118_5e999c6e5836ccfb91797914bb56e28d.exe	31
PID 2444 wrote to memory of 2404	2444	JaffaCakes118_5e999c6e5836ccfb91797914bb56e28d.exe	31
PID 2444 wrote to memory of 2404	2444	JaffaCakes118_5e999c6e5836ccfb91797914bb56e28d.exe	31
PID 2444 wrote to memory of 2404	2444	JaffaCakes118_5e999c6e5836ccfb91797914bb56e28d.exe	31
PID 2444 wrote to memory of 2404	2444	JaffaCakes118_5e999c6e5836ccfb91797914bb56e28d.exe	31
PID 2404 wrote to memory of 1196	2404	winver.exe	21
PID 2404 wrote to memory of 1108	2404	winver.exe	19
PID 2404 wrote to memory of 1160	2404	winver.exe	20
PID 2404 wrote to memory of 1196	2404	winver.exe	21
PID 2404 wrote to memory of 1596	2404	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e999c6e5836ccfb91797914bb56e28d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e999c6e5836ccfb91797914bb56e28d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2444
- - 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:2404

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1596

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/1108-32-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1108-28-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1160-20-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1160-29-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1196-9-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1196-22-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000004030000-0x0000000004036000-memory.dmp

Filesize
24KB

Download
memory/1196-30-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x0000000004030000-0x0000000004036000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000004030000-0x0000000004036000-memory.dmp

Filesize
24KB

Download
memory/1596-25-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1596-31-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1596-36-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1596-27-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1596-26-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/2404-8-0x0000000077A1F000-0x0000000077A21000-memory.dmp

Filesize
8KB

Download
memory/2404-5-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2404-6-0x0000000077A20000-0x0000000077A21000-memory.dmp

Filesize
4KB

Download
memory/2404-7-0x0000000077A1F000-0x0000000077A20000-memory.dmp

Filesize
4KB

Download
memory/2404-10-0x0000000077820000-0x00000000779C9000-memory.dmp

Filesize
1.7MB

Download
memory/2404-33-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2404-38-0x0000000000210000-0x0000000000211000-memory.dmp

Filesize
4KB

Download
memory/2444-4-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/2444-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2444-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2444-12-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download