tinba | c557059ce1d2553d50d611893ca162f2a1808c232c4c118e8b1b1b2d37a9a8a5

Analysis

max time kernel
147s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 07:36

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General

Target

099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe
Size

160KB
MD5

099390d3d8f80c3a98e92d3c783048d9
SHA1

119e2bc9144422abb28f7d80b56f32d3e81eeac1
SHA256

c557059ce1d2553d50d611893ca162f2a1808c232c4c118e8b1b1b2d37a9a8a5
SHA512

ec4f2c7836a72c68dc462c8eca38b8a79414e922013bc75a406a4c67d2b3c4dc1de2f0fd51e2145e4b0397d86e5f5924487d0d95d24e224a02966f99451b59c5
SSDEEP

1536:6EY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:xY+4MiIkLZJNAQ9J6v

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CA46B085 = "C:\\Users\\Admin\\AppData\\Roaming\\CA46B085\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/844-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4236	468	WerFault.exe	85

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	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
468	winver.exe
468	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3348	Explorer.EXE
Token: SeCreatePagefilePrivilege	3348	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
468	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 844 wrote to memory of 468	844	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	85
PID 844 wrote to memory of 468	844	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	85
PID 844 wrote to memory of 468	844	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	85
PID 844 wrote to memory of 468	844	099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe	85
PID 468 wrote to memory of 3348	468	winver.exe	55
PID 468 wrote to memory of 2976	468	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2976

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3348
- C:\Users\Admin\AppData\Local\Temp\099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\099390d3d8f80c3a98e92d3c783048d9_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:844
- - 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:468
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 468 -s 352
      4⤵
      Program crash
      PID:4236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 468 -ip 468
1⤵
PID:3696

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/468-5-0x0000000077762000-0x0000000077763000-memory.dmp

Filesize
4KB

Download
memory/468-14-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/468-11-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/468-7-0x00007FFF4CB50000-0x00007FFF4CD45000-memory.dmp

Filesize
2.0MB

Download
memory/844-9-0x00000000023B0000-0x0000000002DB0000-memory.dmp

Filesize
10.0MB

Download
memory/844-4-0x00000000023B0000-0x0000000002DB0000-memory.dmp

Filesize
10.0MB

Download
memory/844-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/844-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/844-1-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download
memory/2976-13-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3348-6-0x00007FFF4CBED000-0x00007FFF4CBEE000-memory.dmp

Filesize
4KB

Download
memory/3348-2-0x0000000002800000-0x0000000002806000-memory.dmp

Filesize
24KB

Download
memory/3348-3-0x0000000002800000-0x0000000002806000-memory.dmp

Filesize
24KB

Download