tinba | 4109d7fd00e634840fd12ac78c4e03807525f314ea7193ddfd2af0e80659f5a7

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20/07/2024, 04:06

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General

Target

5ef758902c68cff2fb4f634d635bb36b_JaffaCakes118.exe
Size

88KB
MD5

5ef758902c68cff2fb4f634d635bb36b
SHA1

70796e44db508c705bc8eb8586e9348c3d5bf000
SHA256

4109d7fd00e634840fd12ac78c4e03807525f314ea7193ddfd2af0e80659f5a7
SHA512

88119927a1f4f15335fc93ea374e104a4638beeadfe36278c9e0bc27d853cf1af7b7dbf07dbb9843bc5549144f9f67fa669a25c8d5684e5bcce672dc7b7e95c5
SSDEEP

1536:EPx+riFFG1g3K6KUm3wEeQqjh+rmKVsNsU:OYdsFE2jwqWsNsU

Score

10^/10

tinba banker persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker 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-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\B9A9B183 = "C:\\Users\\Admin\\AppData\\Roaming\\B9A9B183\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3860	4952	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4952	winver.exe
4952	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4952	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3412	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3956 wrote to memory of 4952	3956	5ef758902c68cff2fb4f634d635bb36b_JaffaCakes118.exe	86
PID 3956 wrote to memory of 4952	3956	5ef758902c68cff2fb4f634d635bb36b_JaffaCakes118.exe	86
PID 3956 wrote to memory of 4952	3956	5ef758902c68cff2fb4f634d635bb36b_JaffaCakes118.exe	86
PID 3956 wrote to memory of 4952	3956	5ef758902c68cff2fb4f634d635bb36b_JaffaCakes118.exe	86
PID 4952 wrote to memory of 3412	4952	winver.exe	56
PID 4952 wrote to memory of 1148	4952	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:1148

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3412
- C:\Users\Admin\AppData\Local\Temp\5ef758902c68cff2fb4f634d635bb36b_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5ef758902c68cff2fb4f634d635bb36b_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3956
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4952
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 352
      4⤵
      Program crash
      PID:3860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4952 -ip 4952
1⤵
PID:956

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1148-11-0x0000000000780000-0x0000000000786000-memory.dmp

Filesize
24KB

Download
memory/1148-15-0x00007FFA27390000-0x00007FFA27391000-memory.dmp

Filesize
4KB

Download
memory/3412-2-0x0000000000990000-0x0000000000996000-memory.dmp

Filesize
24KB

Download
memory/3412-1-0x0000000000990000-0x0000000000996000-memory.dmp

Filesize
24KB

Download
memory/3412-5-0x00007FFA2720D000-0x00007FFA2720E000-memory.dmp

Filesize
4KB

Download
memory/3412-14-0x00007FFA273A0000-0x00007FFA273A1000-memory.dmp

Filesize
4KB

Download
memory/3956-3-0x00000000025F0000-0x0000000002FF0000-memory.dmp

Filesize
10.0MB

Download
memory/3956-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3956-0-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/4952-9-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/4952-6-0x00007FFA27170000-0x00007FFA27365000-memory.dmp

Filesize
2.0MB

Download
memory/4952-12-0x00000000007B0000-0x00000000007B6000-memory.dmp

Filesize
24KB

Download
memory/4952-4-0x0000000076F12000-0x0000000076F13000-memory.dmp

Filesize
4KB

Download