tinba | 209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
21/04/2024, 02:33

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General

Target
fe3a707a4e3bdc31baf1094855532608_JaffaCakes118.exe
Size 34KB
Sample240421-c156ragg65
SHA256 209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0
MD5 fe3a707a4e3bdc31baf1094855532608
SHA1 98a72827fb131b19057a30b28a7e0b4de15bdd7c
SHA512 241375c297752c805b68dde7b1f5a1e380acdaaa3930b81a86d2fc367c6396eafa7631a167ad0e802009e3e98081e52b5e28999558ac599ac37bbbd7f0ac3e2b
SSDEEP 768:kqp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:kqpYoX58z1uirL98xMWnT0OQ9J2
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/2884-0-0x0000000000400000-0x0000000000417000-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-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\597235CD = "C:\\Users\\Admin\\AppData\\Roaming\\597235CD\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
400	932	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
932	winver.exe
932	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3476	Explorer.EXE
Token: SeCreatePagefilePrivilege	3476	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
932	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3476	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 932	2884	fe3a707a4e3bdc31baf1094855532608_JaffaCakes118.exe	86
PID 2884 wrote to memory of 932	2884	fe3a707a4e3bdc31baf1094855532608_JaffaCakes118.exe	86
PID 2884 wrote to memory of 932	2884	fe3a707a4e3bdc31baf1094855532608_JaffaCakes118.exe	86
PID 2884 wrote to memory of 932	2884	fe3a707a4e3bdc31baf1094855532608_JaffaCakes118.exe	86
PID 932 wrote to memory of 3476	932	winver.exe	56
PID 932 wrote to memory of 3052	932	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3052

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3476
- C:\Users\Admin\AppData\Local\Temp\fe3a707a4e3bdc31baf1094855532608_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fe3a707a4e3bdc31baf1094855532608_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2884
- - 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:932
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 932 -s 352
      4⤵
      Program crash
      PID:400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 932 -ip 932
1⤵
PID:3104

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/932-6-0x0000000077932000-0x0000000077933000-memory.dmp

Download

memory/932-14-0x00000000027D0000-0x00000000027D6000-memory.dmp

Download

memory/932-7-0x00000000027D0000-0x00000000027D6000-memory.dmp

Download

memory/2884-9-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/2884-4-0x0000000002230000-0x0000000002C30000-memory.dmp

Download

memory/2884-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/2884-1-0x0000000000880000-0x0000000000881000-memory.dmp

Download

memory/3052-13-0x0000000000910000-0x0000000000916000-memory.dmp

Download

memory/3052-16-0x00007FFBB8C50000-0x00007FFBB8C51000-memory.dmp

Download

memory/3476-5-0x00007FFBB8ACD000-0x00007FFBB8ACE000-memory.dmp

Download

memory/3476-3-0x00000000012A0000-0x00000000012A6000-memory.dmp

Download

memory/3476-2-0x00000000012A0000-0x00000000012A6000-memory.dmp

Download

memory/3476-8-0x00007FFBB8C60000-0x00007FFBB8C61000-memory.dmp

Download