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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\B01DD998 = "C:\\Users\\Admin\\AppData\\Roaming\\B01DD998\\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/4204-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3264	3440	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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3440	winver.exe
3440	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3440	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3460	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4204 wrote to memory of 3440	4204	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe	84
PID 4204 wrote to memory of 3440	4204	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe	84
PID 4204 wrote to memory of 3440	4204	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe	84
PID 4204 wrote to memory of 3440	4204	e38e5f1590d43fc212f4778fbcf0a795e8dda5b65b9cb5fea0524f9aae6ca3e6.exe	84
PID 3440 wrote to memory of 3460	3440	winver.exe	56
PID 3440 wrote to memory of 2672	3440	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2672

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3460
- 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:4204
- - 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:3440
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3440 -s 352
      4⤵
      Program crash
      PID:3264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3440 -ip 3440
1⤵
PID:3068

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/2672-15-0x0000000000E80000-0x0000000000E86000-memory.dmp

Filesize
24KB

Download
memory/3440-5-0x00000000778D2000-0x00000000778D3000-memory.dmp

Filesize
4KB

Download
memory/3440-16-0x0000000000FB0000-0x0000000000FB6000-memory.dmp

Filesize
24KB

Download
memory/3440-13-0x0000000000FB0000-0x0000000000FB6000-memory.dmp

Filesize
24KB

Download
memory/3440-8-0x00007FF83CE70000-0x00007FF83D065000-memory.dmp

Filesize
2.0MB

Download
memory/3460-6-0x00007FF83CF0D000-0x00007FF83CF0E000-memory.dmp

Filesize
4KB

Download
memory/3460-7-0x00007FF83CF0C000-0x00007FF83CF0D000-memory.dmp

Filesize
4KB

Download
memory/3460-11-0x00007FF83D0A0000-0x00007FF83D0A1000-memory.dmp

Filesize
4KB

Download
memory/3460-2-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download
memory/3460-3-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download
memory/4204-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4204-4-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download
memory/4204-10-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4204-1-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads