tinba | 82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180

General

Target

82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe
Size

110KB
MD5

b697e5ef4a1481680175d0a0de8cad86
SHA1

9243ac847737ee47544131ce826b792d1585aa42
SHA256

82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180
SHA512

2413a6203413b2b9ac5d75fded61eb67ab031329721cb4f048e6cb4affa8c0f8eb402bca82bdcd7f7e119ce095c59ed6dce14bab3fee0d96412834e0fa08fde6
SSDEEP

1536:liLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:liyvRmDLs/ZrwWJjAqGcRJ2hg

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\CE77DECF = "C:\\Users\\Admin\\AppData\\Roaming\\CE77DECF\\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/1084-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1532	4504	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	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4504	winver.exe
4504	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3524	Explorer.EXE
Token: SeCreatePagefilePrivilege	3524	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4504	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 4504	1084	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	83
PID 1084 wrote to memory of 4504	1084	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	83
PID 1084 wrote to memory of 4504	1084	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	83
PID 1084 wrote to memory of 4504	1084	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	83
PID 4504 wrote to memory of 3524	4504	winver.exe	56
PID 4504 wrote to memory of 2424	4504	winver.exe	42

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2424

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3524
- C:\Users\Admin\AppData\Local\Temp\82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe
  "C:\Users\Admin\AppData\Local\Temp\82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1084
- - 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:4504
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 356
      4⤵
      Program crash
      PID:1532

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4504 -ip 4504
1⤵
PID:4996

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/1084-9-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/1084-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1084-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1084-4-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/1084-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/2424-13-0x0000000000C50000-0x0000000000C56000-memory.dmp

Filesize
24KB

Download
memory/2424-15-0x0000000000C50000-0x0000000000C56000-memory.dmp

Filesize
24KB

Download
memory/3524-6-0x00007FFF8450D000-0x00007FFF8450E000-memory.dmp

Filesize
4KB

Download
memory/3524-2-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3524-3-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/4504-5-0x00000000777A2000-0x00000000777A3000-memory.dmp

Filesize
4KB

Download
memory/4504-11-0x0000000002CB0000-0x0000000002CB6000-memory.dmp

Filesize
24KB

Download
memory/4504-7-0x00007FFF84470000-0x00007FFF84665000-memory.dmp

Filesize
2.0MB

Download
memory/4504-14-0x0000000002CB0000-0x0000000002CB6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads