tinba | d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73

General

Target

d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73.exe
Size

89KB
MD5

f79f9ca6f4ef2d33a2bf7d3813a01ac6
SHA1

7d0fbd6e3cfe8d30c426afb120872584c270bf91
SHA256

d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73
SHA512

bd6bd121837d75e35fca235dcd0c2a82a119252070342667af4e316a483db0a0f0ac331f629fa9ffc6e2ba69dd5b9f07e99e2e8c771132cd3a9d5d4b6a5d731f
SSDEEP

1536:B1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7u:L+4MJIkLZJNAQ9Jo9u

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-1-5-21-2593460650-190333679-3676257533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CE5BFEF0 = "C:\\Users\\Admin\\AppData\\Roaming\\CE5BFEF0\\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/904-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4260	1244	WerFault.exe	88

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	d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1244	winver.exe
1244	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1244	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3416	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 904 wrote to memory of 1244	904	d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73.exe	88
PID 904 wrote to memory of 1244	904	d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73.exe	88
PID 904 wrote to memory of 1244	904	d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73.exe	88
PID 904 wrote to memory of 1244	904	d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73.exe	88
PID 1244 wrote to memory of 3416	1244	winver.exe	56
PID 1244 wrote to memory of 2868	1244	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2868

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3416
- C:\Users\Admin\AppData\Local\Temp\d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73.exe
  "C:\Users\Admin\AppData\Local\Temp\d812b7b575181b189d17a038870222bdf3ef2b4706d3087487a5454783165f73.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:904
- - 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:1244
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1244 -s 356
      4⤵
      Program crash
      PID:4260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1244 -ip 1244
1⤵
PID:3376

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/904-10-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/904-1-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download
memory/904-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/904-4-0x0000000002270000-0x0000000002C70000-memory.dmp

Filesize
10.0MB

Download
memory/904-11-0x0000000002270000-0x0000000002C70000-memory.dmp

Filesize
10.0MB

Download
memory/1244-16-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

Filesize
24KB

Download
memory/1244-6-0x0000000076FB2000-0x0000000076FB3000-memory.dmp

Filesize
4KB

Download
memory/1244-5-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

Filesize
24KB

Download
memory/1244-8-0x00007FFAF0B10000-0x00007FFAF0D05000-memory.dmp

Filesize
2.0MB

Download
memory/2868-15-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/3416-2-0x00000000028A0000-0x00000000028A6000-memory.dmp

Filesize
24KB

Download
memory/3416-9-0x00007FFAF0D40000-0x00007FFAF0D41000-memory.dmp

Filesize
4KB

Download
memory/3416-7-0x00007FFAF0BAD000-0x00007FFAF0BAE000-memory.dmp

Filesize
4KB

Download
memory/3416-3-0x00000000028A0000-0x00000000028A6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads