tinba | 08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575

General

Target

08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe
Size

89KB
MD5

1f50a4849ab71ec4e87a79ef0b4a9510
SHA1

da3ab9da41511728d925688d3156ae2925ef795e
SHA256

08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575
SHA512

665665c86cbd9e7f4f88ab9b44ddda30586d184197be595a7c8e5e9bf66eb66cc80c61d02aa8d175683cba06a51984079f2e04ee4ec7ec1e2db80ac1164e9a29
SSDEEP

1536:H1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:V+4MJIkLZJNAQ9Jo9e

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\60B67498 = "C:\\Users\\Admin\\AppData\\Roaming\\60B67498\\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/2444-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
444	1932	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	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1932	winver.exe
1932	winver.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1932	winver.exe
3440	Explorer.EXE
3440	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3440	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 1932	2444	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	84
PID 2444 wrote to memory of 1932	2444	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	84
PID 2444 wrote to memory of 1932	2444	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	84
PID 2444 wrote to memory of 1932	2444	08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe	84
PID 1932 wrote to memory of 3440	1932	winver.exe	56
PID 1932 wrote to memory of 2632	1932	winver.exe	44

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3440
- C:\Users\Admin\AppData\Local\Temp\08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe
  "C:\Users\Admin\AppData\Local\Temp\08fa58079e7e5af77e6761ac067ac6166e3e94c18d9aa3c190f96fd09c5cd575N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2444
- - 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:1932
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 352
      4⤵
      Program crash
      PID:444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1932 -ip 1932
1⤵
PID:2236

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/1932-12-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/1932-15-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/1932-6-0x00007FFD2A150000-0x00007FFD2A345000-memory.dmp

Filesize
2.0MB

Download
memory/2444-1-0x00000000009C0000-0x00000000009C1000-memory.dmp

Filesize
4KB

Download
memory/2444-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2444-4-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/2444-7-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2444-8-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/2632-14-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download
memory/3440-2-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download
memory/3440-10-0x00007FFD2A360000-0x00007FFD2A361000-memory.dmp

Filesize
4KB

Download
memory/3440-9-0x00007FFD2A380000-0x00007FFD2A381000-memory.dmp

Filesize
4KB

Download
memory/3440-5-0x00007FFD2A1ED000-0x00007FFD2A1EE000-memory.dmp

Filesize
4KB

Download
memory/3440-3-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads