tinba | 454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3

General

Target

454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3.exe
Size

89KB
MD5

c9faccaef066e49fcf7dc496dd5cf417
SHA1

86c3473bf10f0371807a48773903a2b1a9b18ac4
SHA256

454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3
SHA512

867f30cc87c04cac3ff8f539d93e91687499e9bbe2c6357361275366dc391710a4e88e184168ef976ce08bb89cd5fe0e3331d84d36faf6e1659b40c225cd11a6
SSDEEP

1536:v1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7u:N+4MJIkLZJNAQ9Jo9u

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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\E9B2A752 = "C:\\Users\\Admin\\AppData\\Roaming\\E9B2A752\\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/2868-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1724	4316	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	454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4316	winver.exe
4316	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4316	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 4316	2868	454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3.exe	83
PID 2868 wrote to memory of 4316	2868	454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3.exe	83
PID 2868 wrote to memory of 4316	2868	454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3.exe	83
PID 2868 wrote to memory of 4316	2868	454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3.exe	83
PID 4316 wrote to memory of 3424	4316	winver.exe	56
PID 4316 wrote to memory of 2648	4316	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2648

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3424
- C:\Users\Admin\AppData\Local\Temp\454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3.exe
  "C:\Users\Admin\AppData\Local\Temp\454146b9e6283876a792643894a2b1c38e0fead807ce6602bf394478ce3ceca3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2868
- - 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:4316
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 352
      4⤵
      Program crash
      PID:1724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4316 -ip 4316
1⤵
PID:116

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/2648-16-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/2648-14-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/2868-9-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2868-1-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/2868-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2868-4-0x0000000002150000-0x0000000002B50000-memory.dmp

Filesize
10.0MB

Download
memory/2868-10-0x0000000002150000-0x0000000002B50000-memory.dmp

Filesize
10.0MB

Download
memory/3424-2-0x0000000002280000-0x0000000002286000-memory.dmp

Filesize
24KB

Download
memory/3424-6-0x00007FFBA31CD000-0x00007FFBA31CE000-memory.dmp

Filesize
4KB

Download
memory/3424-7-0x00007FFBA31CC000-0x00007FFBA31CD000-memory.dmp

Filesize
4KB

Download
memory/3424-3-0x0000000002280000-0x0000000002286000-memory.dmp

Filesize
24KB

Download
memory/4316-8-0x00007FFBA3130000-0x00007FFBA3325000-memory.dmp

Filesize
2.0MB

Download
memory/4316-12-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/4316-5-0x0000000077502000-0x0000000077503000-memory.dmp

Filesize
4KB

Download
memory/4316-15-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads