tinba | 0b45c1fa41e5d3679a5176b8a8cc99a960f702d3118510c5ebe01010cf642c08

Analysis

max time kernel
148s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/04/2024, 22:54

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General

Target
c3f463fda49e53ded3a52026df1e0690_JaffaCakes118.exe
Size 34KB
Sample240404-2v2c2scf6w
SHA256 0b45c1fa41e5d3679a5176b8a8cc99a960f702d3118510c5ebe01010cf642c08
MD5 c3f463fda49e53ded3a52026df1e0690
SHA1 dc3517829275f6fb677b7ca67e6c47a5b3b740f5
SHA512 8d1f3e078aedc7ed1c46b88a16cd7190e587796a1cd2c974ff4e85d4b42a9d94ed4d6a7c07c8f035ff46e6ea53037dd02714f5bdc2031a6d3393407a580a6768
SSDEEP 768:yp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:ypYoX58z1uirL98xMWnT0OQ9J2
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

tinba banker persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/560-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

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-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\225C5E07 = "C:\\Users\\Admin\\AppData\\Roaming\\225C5E07\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1568	844	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
844	winver.exe
844	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
844	winver.exe
3452	Explorer.EXE
3452	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3452	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 560 wrote to memory of 844	560	c3f463fda49e53ded3a52026df1e0690_JaffaCakes118.exe	86
PID 560 wrote to memory of 844	560	c3f463fda49e53ded3a52026df1e0690_JaffaCakes118.exe	86
PID 560 wrote to memory of 844	560	c3f463fda49e53ded3a52026df1e0690_JaffaCakes118.exe	86
PID 560 wrote to memory of 844	560	c3f463fda49e53ded3a52026df1e0690_JaffaCakes118.exe	86
PID 844 wrote to memory of 3452	844	winver.exe	56
PID 844 wrote to memory of 60	844	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:60

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3452
- C:\Users\Admin\AppData\Local\Temp\c3f463fda49e53ded3a52026df1e0690_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c3f463fda49e53ded3a52026df1e0690_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:560
- - 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:844
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 352
      4⤵
      Program crash
      PID:1568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 844 -ip 844
1⤵
PID:2336

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/60-15-0x0000000000E30000-0x0000000000E36000-memory.dmp

Download

memory/560-9-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/560-1-0x0000000000570000-0x0000000000571000-memory.dmp

Download

memory/560-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/560-4-0x0000000002390000-0x0000000002D90000-memory.dmp

Download

memory/560-10-0x0000000002390000-0x0000000002D90000-memory.dmp

Download

memory/844-16-0x0000000002B00000-0x0000000002B06000-memory.dmp

Download

memory/844-5-0x0000000077512000-0x0000000077513000-memory.dmp

Download

memory/844-7-0x0000000002B00000-0x0000000002B06000-memory.dmp

Download

memory/3452-3-0x0000000003160000-0x0000000003166000-memory.dmp

Download

memory/3452-8-0x00007FFB27C20000-0x00007FFB27C21000-memory.dmp

Download

memory/3452-11-0x00007FFB27C00000-0x00007FFB27C01000-memory.dmp

Download

memory/3452-6-0x00007FFB27A8D000-0x00007FFB27A8E000-memory.dmp

Download

memory/3452-2-0x0000000003160000-0x0000000003166000-memory.dmp

Download