tinba | 6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184f

General

Target

6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe
Size

45KB
MD5

b3d62eeda9b5f74bfd3c7266b441ebd0
SHA1

8f5f3f3fb41a9d0d6b0564d6bb3ffbcd1a7e0377
SHA256

6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184f
SHA512

b956bee086040e32c71cddd37cd55b7e4116149f27c1ec9c8859c73f3616dc09f87e395a5a10f73acea7765c0f7384c08d262fe7e180a19ee825ab120550a1b8
SSDEEP

768:uhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:isWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9B4B4495 = "C:\\Users\\Admin\\AppData\\Roaming\\9B4B4495\\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/4972-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3456	116	WerFault.exe	85

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	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
116	winver.exe
116	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3508	Explorer.EXE
Token: SeCreatePagefilePrivilege	3508	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
116	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3508	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 116	4972	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	85
PID 4972 wrote to memory of 116	4972	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	85
PID 4972 wrote to memory of 116	4972	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	85
PID 4972 wrote to memory of 116	4972	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	85
PID 116 wrote to memory of 3508	116	winver.exe	56
PID 116 wrote to memory of 2504	116	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2504

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3508
- C:\Users\Admin\AppData\Local\Temp\6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe
  "C:\Users\Admin\AppData\Local\Temp\6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4972
- - 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:116
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 116 -s 352
      4⤵
      Program crash
      PID:3456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 116 -ip 116
1⤵
PID:2356

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/116-14-0x0000000000D20000-0x0000000000D26000-memory.dmp

Filesize
24KB

Download
memory/116-5-0x0000000077452000-0x0000000077453000-memory.dmp

Filesize
4KB

Download
memory/116-17-0x0000000000D20000-0x0000000000D26000-memory.dmp

Filesize
24KB

Download
memory/116-8-0x00007FFFF05B0000-0x00007FFFF07A5000-memory.dmp

Filesize
2.0MB

Download
memory/2504-19-0x00007FFFF07D0000-0x00007FFFF07D1000-memory.dmp

Filesize
4KB

Download
memory/2504-16-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

Filesize
24KB

Download
memory/3508-6-0x00007FFFF064D000-0x00007FFFF064E000-memory.dmp

Filesize
4KB

Download
memory/3508-11-0x00007FFFF07E0000-0x00007FFFF07E1000-memory.dmp

Filesize
4KB

Download
memory/3508-7-0x00007FFFF064C000-0x00007FFFF064D000-memory.dmp

Filesize
4KB

Download
memory/3508-3-0x0000000000780000-0x0000000000786000-memory.dmp

Filesize
24KB

Download
memory/3508-2-0x0000000000780000-0x0000000000786000-memory.dmp

Filesize
24KB

Download
memory/4972-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/4972-4-0x0000000002200000-0x0000000002C00000-memory.dmp

Filesize
10.0MB

Download
memory/4972-10-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4972-12-0x0000000002200000-0x0000000002C00000-memory.dmp

Filesize
10.0MB

Download
memory/4972-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads