tinba | b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847

General

Target

b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
Size

104KB
MD5

74a0d2e995e70af7b0e01fd471c86a16
SHA1

723e0af3468eba5a70e407960ec2da92ef9e27ba
SHA256

b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847
SHA512

8ab82f407297381231d1963f2134c8602d7d76841323d159c402a6408f4d85a7356645258cf55e101ef4f794dd32d96637cd5207f6077d6e75dd2f5b7a4b8d15
SSDEEP

1536:81GNlcMPNOdcrnSIkh6SwQm4PmakHFdXo1+sL44CYoBh37cGv5GTxt:2DMPQIkub4ua6FNoYxTXBh3n2xt

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\85C9FACF = "C:\\Users\\Admin\\AppData\\Roaming\\85C9FACF\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1548 set thread context of 3772	1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
220	1720	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 3 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	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
1720	winver.exe
1720	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1720	winver.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 3772	1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	83
PID 1548 wrote to memory of 3772	1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	83
PID 1548 wrote to memory of 3772	1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	83
PID 1548 wrote to memory of 3772	1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	83
PID 1548 wrote to memory of 3772	1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	83
PID 1548 wrote to memory of 3772	1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	83
PID 1548 wrote to memory of 3772	1548	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	83
PID 3772 wrote to memory of 1720	3772	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	84
PID 3772 wrote to memory of 1720	3772	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	84
PID 3772 wrote to memory of 1720	3772	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	84
PID 3772 wrote to memory of 1720	3772	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	84
PID 1720 wrote to memory of 3456	1720	winver.exe	56
PID 1720 wrote to memory of 2676	1720	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2676

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3456
- C:\Users\Admin\AppData\Local\Temp\b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
  "C:\Users\Admin\AppData\Local\Temp\b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1548
- - C:\Users\Admin\AppData\Local\Temp\b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
    C:\Users\Admin\AppData\Local\Temp\b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3772
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:1720
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 364
        5⤵
        Program crash
        
        PID:220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1720 -ip 1720
1⤵
PID:440

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/1548-0-0x0000000002480000-0x0000000002484000-memory.dmp

Filesize
16KB

Download
memory/1720-6-0x0000000077072000-0x0000000077073000-memory.dmp

Filesize
4KB

Download
memory/1720-8-0x00007FF927810000-0x00007FF927A05000-memory.dmp

Filesize
2.0MB

Download
memory/1720-12-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/1720-15-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/1720-16-0x00007FF927810000-0x00007FF927A05000-memory.dmp

Filesize
2.0MB

Download
memory/2676-14-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/3456-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/3456-7-0x00007FF9278AD000-0x00007FF9278AE000-memory.dmp

Filesize
4KB

Download
memory/3456-5-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/3772-1-0x0000000000400000-0x000000000141D000-memory.dmp

Filesize
16.1MB

Download
memory/3772-4-0x0000000000400000-0x0000000000404200-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads