tinba | e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6

General

Target

e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe
Size

110KB
MD5

2f0046f371126fde85c4e276470baaef
SHA1

cd6fba8e2addd8b61e90118a57dae7144cd5eae0
SHA256

e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6
SHA512

f18809a284106cc6853ded400de8caf7e6666daf7526d75a418e9b20eaa3e517cf93d095899be62a730e21ac4d1abb43768f9e50fc9a8396cc984747429d1ff4
SSDEEP

1536:giLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:giyvRmDLs/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

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\46E32563 = "C:\\Users\\Admin\\AppData\\Roaming\\46E32563\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1144-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5028 4028 WerFault.exe winver.exe

pid	pid_target	process	target process
5028	4028	WerFault.exe	winver.exe

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

Processes:

e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exewinver.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

winver.exe

pid process

4028 winver.exe
4028 winver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Explorer.EXE

description pid process

Token: SeShutdownPrivilege 3452 Explorer.EXE
Token: SeCreatePagefilePrivilege 3452 Explorer.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

4028 winver.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3452 Explorer.EXE

pid	process
4028	winver.exe
4028	winver.exe

description	pid	process
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

pid	process
4028	winver.exe

pid	process
3452	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exewinver.exe

description	pid	process	target process
PID 1144 wrote to memory of 4028	1144	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe	winver.exe
PID 1144 wrote to memory of 4028	1144	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe	winver.exe
PID 1144 wrote to memory of 4028	1144	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe	winver.exe
PID 1144 wrote to memory of 4028	1144	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe	winver.exe
PID 4028 wrote to memory of 3452	4028	winver.exe	Explorer.EXE
PID 4028 wrote to memory of 2976	4028	winver.exe	sihost.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2976

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3452
- C:\Users\Admin\AppData\Local\Temp\e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe
  "C:\Users\Admin\AppData\Local\Temp\e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1144
- - 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:4028
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4028 -s 352
      4⤵
      Program crash
      PID:5028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4028 -ip 4028
1⤵
PID:2144

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1144-10-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1144-1-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download
memory/1144-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1144-4-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/1144-11-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/2976-15-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3452-2-0x0000000000870000-0x0000000000876000-memory.dmp

Filesize
24KB

Download
memory/3452-8-0x00007FFBE2B80000-0x00007FFBE2B81000-memory.dmp

Filesize
4KB

Download
memory/3452-6-0x00007FFBE29ED000-0x00007FFBE29EE000-memory.dmp

Filesize
4KB

Download
memory/3452-3-0x0000000000870000-0x0000000000876000-memory.dmp

Filesize
24KB

Download
memory/4028-7-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/4028-5-0x0000000076F42000-0x0000000076F43000-memory.dmp

Filesize
4KB

Download
memory/4028-13-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download
memory/4028-16-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads