tinba | d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552

General

Target

d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552N.exe
Size

34KB
MD5

ab02d5794c30c5b3ff780845e747b300
SHA1

81f3c77585189deb4204a0334f2858e906abc5e7
SHA256

d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552
SHA512

45937043a325f2045278c994a453e4f852cc9e445cb4048d4e680443fb52cdc6fbfab0e2c77c18ce1ef52bd7d4210056a030d10963ffc26ba8c08d5295d10b77
SSDEEP

768:jp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:jpYoX58z1uirL98xMWnT0OQ9J2

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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\27AD3DD5 = "C:\\Users\\Admin\\AppData\\Roaming\\27AD3DD5\\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/1948-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1396	628	WerFault.exe	83

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	d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
628	winver.exe
628	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3372	Explorer.EXE
Token: SeCreatePagefilePrivilege	3372	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
628	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 628	1948	d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552N.exe	83
PID 1948 wrote to memory of 628	1948	d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552N.exe	83
PID 1948 wrote to memory of 628	1948	d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552N.exe	83
PID 1948 wrote to memory of 628	1948	d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552N.exe	83
PID 628 wrote to memory of 3372	628	winver.exe	56
PID 628 wrote to memory of 2572	628	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2572

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3372
- C:\Users\Admin\AppData\Local\Temp\d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552N.exe
  "C:\Users\Admin\AppData\Local\Temp\d096de6f0e3f9d893647fcfed40202f7f0f9b70577a8baf531ce136fc16af552N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1948
- - 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:628
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 628 -s 352
      4⤵
      Program crash
      PID:1396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 628 -ip 628
1⤵
PID:3360

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/628-5-0x0000000077702000-0x0000000077703000-memory.dmp

Filesize
4KB

Download
memory/628-15-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

Filesize
24KB

Download
memory/628-11-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

Filesize
24KB

Download
memory/628-7-0x00007FF969ED0000-0x00007FF96A0C5000-memory.dmp

Filesize
2.0MB

Download
memory/1948-9-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/1948-4-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/1948-8-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1948-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1948-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/2572-14-0x00007FF969F6D000-0x00007FF969F6E000-memory.dmp

Filesize
4KB

Download
memory/2572-13-0x0000000000A60000-0x0000000000A66000-memory.dmp

Filesize
24KB

Download
memory/2572-16-0x0000000000A60000-0x0000000000A66000-memory.dmp

Filesize
24KB

Download
memory/3372-6-0x00007FF969F6D000-0x00007FF969F6E000-memory.dmp

Filesize
4KB

Download
memory/3372-2-0x0000000001180000-0x0000000001186000-memory.dmp

Filesize
24KB

Download
memory/3372-3-0x0000000001180000-0x0000000001186000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads