tinba | f6fe78c6e454bad127cd75fe8f7455f6d2f93b8d821b4c749b4d4c94d1b4178d

Analysis

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

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 08:28

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General

Target

JaffaCakes118_0e12340c62461d63d40b7a2a458587c1.exe
Size

88KB
MD5

0e12340c62461d63d40b7a2a458587c1
SHA1

3a3e5d3657990a9199d825be31ab2f6c7ca7cbfc
SHA256

f6fe78c6e454bad127cd75fe8f7455f6d2f93b8d821b4c749b4d4c94d1b4178d
SHA512

b0d258aba59143b245454fb36acb8e5d58f086467a51bdf2e11e32dfede4d5f64b58927dfe107aaa2a4469de8feecc2e2068bedcc1c6d9dd6ec6485523df5289
SSDEEP

1536:f5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:f5fvp12UFKcD/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\CDEE6D43 = "C:\\Users\\Admin\\AppData\\Roaming\\CDEE6D43\\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_0e12340c62461d63d40b7a2a458587c1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe
2388	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2388	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2388	2064	JaffaCakes118_0e12340c62461d63d40b7a2a458587c1.exe	31
PID 2064 wrote to memory of 2388	2064	JaffaCakes118_0e12340c62461d63d40b7a2a458587c1.exe	31
PID 2064 wrote to memory of 2388	2064	JaffaCakes118_0e12340c62461d63d40b7a2a458587c1.exe	31
PID 2064 wrote to memory of 2388	2064	JaffaCakes118_0e12340c62461d63d40b7a2a458587c1.exe	31
PID 2064 wrote to memory of 2388	2064	JaffaCakes118_0e12340c62461d63d40b7a2a458587c1.exe	31
PID 2388 wrote to memory of 1224	2388	winver.exe	21
PID 2388 wrote to memory of 1124	2388	winver.exe	19
PID 2388 wrote to memory of 1176	2388	winver.exe	20
PID 2388 wrote to memory of 1224	2388	winver.exe	21
PID 2388 wrote to memory of 1264	2388	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1224
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0e12340c62461d63d40b7a2a458587c1.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0e12340c62461d63d40b7a2a458587c1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2064
- - 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:2388

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1264

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/1124-25-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1124-26-0x0000000077BA1000-0x0000000077BA2000-memory.dmp

Filesize
4KB

Download
memory/1176-27-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1176-20-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1224-2-0x00000000021B0000-0x00000000021B6000-memory.dmp

Filesize
24KB

Download
memory/1224-1-0x00000000021B0000-0x00000000021B6000-memory.dmp

Filesize
24KB

Download
memory/1224-22-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download
memory/1224-29-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download
memory/1224-9-0x0000000077BA1000-0x0000000077BA2000-memory.dmp

Filesize
4KB

Download
memory/1224-3-0x00000000021B0000-0x00000000021B6000-memory.dmp

Filesize
24KB

Download
memory/1264-24-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1264-31-0x0000000077BA1000-0x0000000077BA2000-memory.dmp

Filesize
4KB

Download
memory/1264-30-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/2064-12-0x0000000001CE0000-0x00000000026E0000-memory.dmp

Filesize
10.0MB

Download
memory/2064-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2064-4-0x0000000001CE0000-0x00000000026E0000-memory.dmp

Filesize
10.0MB

Download
memory/2064-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2388-7-0x0000000077D4F000-0x0000000077D50000-memory.dmp

Filesize
4KB

Download
memory/2388-8-0x0000000077D4F000-0x0000000077D51000-memory.dmp

Filesize
8KB

Download
memory/2388-10-0x0000000077B50000-0x0000000077CF9000-memory.dmp

Filesize
1.7MB

Download
memory/2388-28-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2388-5-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2388-6-0x0000000077D50000-0x0000000077D51000-memory.dmp

Filesize
4KB

Download