tinba | 1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efb

General

Target

1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efbN.exe
Size

45KB
MD5

7783fe66d43251db8936d73eada56db0
SHA1

9b205818acb905266a3f08e4a50ecdbd3fed5c56
SHA256

1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efb
SHA512

33568d1b5b022a133571571bfbe60230a20a53d76bc7596b35fcd39f29d46884cf536be4e4e15a2f3d1c1576c52ea82c3757d60acbe806907444f9232a5619d3
SSDEEP

768:HhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:BsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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
Tinba family
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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\17868A60 = "C:\\Users\\Admin\\AppData\\Roaming\\17868A60\\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/4800-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
896	1552	WerFault.exe	84

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	1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1552	winver.exe
1552	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1552	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3504	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4800 wrote to memory of 1552	4800	1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efbN.exe	84
PID 4800 wrote to memory of 1552	4800	1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efbN.exe	84
PID 4800 wrote to memory of 1552	4800	1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efbN.exe	84
PID 4800 wrote to memory of 1552	4800	1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efbN.exe	84
PID 1552 wrote to memory of 3504	1552	winver.exe	56
PID 1552 wrote to memory of 2632	1552	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2632

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3504
- C:\Users\Admin\AppData\Local\Temp\1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efbN.exe
  "C:\Users\Admin\AppData\Local\Temp\1983994455a3fa02b4604a866047bba04ee43f3b9d73e2193664b48de0176efbN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4800
- - 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:1552
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 352
      4⤵
      Program crash
      PID:896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1552 -ip 1552
1⤵
PID:3076

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/1552-6-0x00000000770F2000-0x00000000770F3000-memory.dmp

Filesize
4KB

Download
memory/1552-17-0x0000000001260000-0x0000000001266000-memory.dmp

Filesize
24KB

Download
memory/1552-8-0x00007FFC6F2B0000-0x00007FFC6F4A5000-memory.dmp

Filesize
2.0MB

Download
memory/1552-5-0x0000000001260000-0x0000000001266000-memory.dmp

Filesize
24KB

Download
memory/2632-16-0x0000000000E20000-0x0000000000E26000-memory.dmp

Filesize
24KB

Download
memory/3504-2-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/3504-7-0x00007FFC6F34D000-0x00007FFC6F34E000-memory.dmp

Filesize
4KB

Download
memory/3504-9-0x00007FFC6F4E0000-0x00007FFC6F4E1000-memory.dmp

Filesize
4KB

Download
memory/3504-3-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/4800-4-0x0000000002200000-0x0000000002C00000-memory.dmp

Filesize
10.0MB

Download
memory/4800-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4800-11-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4800-12-0x0000000002200000-0x0000000002C00000-memory.dmp

Filesize
10.0MB

Download
memory/4800-1-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads