tinba | 9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261

General

Target

9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261N.exe
Size

146KB
MD5

2666acb3028167ffe18a695a61e404f0
SHA1

6db15b439e64c48062bc7e3d6a811670f96d51bb
SHA256

9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261
SHA512

be2ee0fec2cbd614d27476475b989486f7769f39d0080894f5e9fdc545c7f8a55f7c155985ba63fd2cce68f23e526148d6c4b528f4f8c8a7cf2a710aa0913a97
SSDEEP

1536:miLOvRmmQegJ3BbmAQ256/ZrwWnL8SOV7CW2YqjhOrmK6o8v0E:miyvRmbLs/ZrwWL/OV7GjQqpo8l

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\C0C9F78D = "C:\\Users\\Admin\\AppData\\Roaming\\C0C9F78D\\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/4716-0-0x0000000000400000-0x0000000000425000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2164	4684	WerFault.exe	86

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	9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4684	winver.exe
4684	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4684	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 4684	4716	9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261N.exe	86
PID 4716 wrote to memory of 4684	4716	9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261N.exe	86
PID 4716 wrote to memory of 4684	4716	9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261N.exe	86
PID 4716 wrote to memory of 4684	4716	9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261N.exe	86
PID 4684 wrote to memory of 3472	4684	winver.exe	56
PID 4684 wrote to memory of 2840	4684	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2840

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3472
- C:\Users\Admin\AppData\Local\Temp\9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261N.exe
  "C:\Users\Admin\AppData\Local\Temp\9c3255c10fcc3cfc866d2860590b705681de1954583df1276b264c9705df6261N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4716
- - 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:4684
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4684 -s 352
      4⤵
      Program crash
      PID:2164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4684 -ip 4684
1⤵
PID:4384

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/2840-15-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download
memory/2840-13-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download
memory/3472-6-0x00007FFC191CD000-0x00007FFC191CE000-memory.dmp

Filesize
4KB

Download
memory/3472-2-0x0000000000EE0000-0x0000000000EE6000-memory.dmp

Filesize
24KB

Download
memory/3472-3-0x0000000000EE0000-0x0000000000EE6000-memory.dmp

Filesize
24KB

Download
memory/4684-5-0x0000000077812000-0x0000000077813000-memory.dmp

Filesize
4KB

Download
memory/4684-7-0x00007FFC19130000-0x00007FFC19325000-memory.dmp

Filesize
2.0MB

Download
memory/4684-11-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/4684-14-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/4716-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4716-8-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4716-9-0x00000000023D0000-0x0000000002DD0000-memory.dmp

Filesize
10.0MB

Download
memory/4716-4-0x00000000023D0000-0x0000000002DD0000-memory.dmp

Filesize
10.0MB

Download
memory/4716-1-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads