tinba | 1042fe6e5f7dc8bbe5c3bae017ecf41edad030fe64c8f7181db6c10803e4264e

General

Target

209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0.exe
Size

34KB
MD5

fe3a707a4e3bdc31baf1094855532608
SHA1

98a72827fb131b19057a30b28a7e0b4de15bdd7c
SHA256

209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0
SHA512

241375c297752c805b68dde7b1f5a1e380acdaaa3930b81a86d2fc367c6396eafa7631a167ad0e802009e3e98081e52b5e28999558ac599ac37bbbd7f0ac3e2b
SSDEEP

768:kqp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:kqpYoX58z1uirL98xMWnT0OQ9J2

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

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2528-0-0x0000000000400000-0x0000000000417000-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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3E1E5A3E = "C:\\Users\\Admin\\AppData\\Roaming\\3E1E5A3E\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3376	2808	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	209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2808	winver.exe
2808	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 1 IoCs

pid	Process
2808	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3452	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 2808	2528	209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0.exe	85
PID 2528 wrote to memory of 2808	2528	209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0.exe	85
PID 2528 wrote to memory of 2808	2528	209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0.exe	85
PID 2528 wrote to memory of 2808	2528	209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0.exe	85
PID 2808 wrote to memory of 3452	2808	winver.exe	56
PID 2808 wrote to memory of 2956	2808	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2956

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3452
- C:\Users\Admin\AppData\Local\Temp\209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0.exe
  "C:\Users\Admin\AppData\Local\Temp\209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2528
- - 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:2808
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 352
      4⤵
      Program crash
      PID:3376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2808 -ip 2808
1⤵
PID:1060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2528-9-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2528-1-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

Download
memory/2528-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2528-4-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/2528-10-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/2808-16-0x00000000028F0000-0x00000000028F6000-memory.dmp

Filesize
24KB

Download
memory/2808-12-0x00000000028F0000-0x00000000028F6000-memory.dmp

Filesize
24KB

Download
memory/2808-5-0x00000000779A2000-0x00000000779A3000-memory.dmp

Filesize
4KB

Download
memory/2808-7-0x00007FFF52F90000-0x00007FFF53185000-memory.dmp

Filesize
2.0MB

Download
memory/2956-14-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

Filesize
24KB

Download
memory/2956-15-0x00007FFF5302D000-0x00007FFF5302E000-memory.dmp

Filesize
4KB

Download
memory/2956-17-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

Filesize
24KB

Download
memory/3452-8-0x00007FFF531C0000-0x00007FFF531C1000-memory.dmp

Filesize
4KB

Download
memory/3452-6-0x00007FFF5302D000-0x00007FFF5302E000-memory.dmp

Filesize
4KB

Download
memory/3452-2-0x0000000000900000-0x0000000000906000-memory.dmp

Filesize
24KB

Download
memory/3452-3-0x0000000000900000-0x0000000000906000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads