tinba | 0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294e

General

Target

0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe
Size

34KB
MD5

abc0dc5bf1afb3c465e6aa29cc872980
SHA1

10672229bcf129b2ef1cbf49100f20cdc9bc429a
SHA256

0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294e
SHA512

e0d9376f89cf07f130eb972e860ad7eff7a38b14f038c04672995cb0f4ad45392681519690912f409a70d0fe486f0ea6f00b9187046a199b25edad1a19ef62c5
SSDEEP

768:Vp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:VpYoX58z1uirL98xMWnT0OQ9J2

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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9C7F3991 = "C:\\Users\\Admin\\AppData\\Roaming\\9C7F3991\\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/4120-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	3844	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	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3844	winver.exe
3844	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3844	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3424	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4120 wrote to memory of 3844	4120	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	84
PID 4120 wrote to memory of 3844	4120	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	84
PID 4120 wrote to memory of 3844	4120	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	84
PID 4120 wrote to memory of 3844	4120	0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe	84
PID 3844 wrote to memory of 3424	3844	winver.exe	56
PID 3844 wrote to memory of 2956	3844	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2956

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3424
- C:\Users\Admin\AppData\Local\Temp\0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe
  "C:\Users\Admin\AppData\Local\Temp\0fd8aa8da0efcb8a838a7bdad7b1f60ad70d54b482d4c099844440439361294eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4120
- - 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:3844
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 352
      4⤵
      Program crash
      PID:2836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 3844 -ip 3844
1⤵
PID:464

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/2956-15-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/3424-6-0x00007FF9AA9ED000-0x00007FF9AA9EE000-memory.dmp

Filesize
4KB

Download
memory/3424-2-0x0000000000550000-0x0000000000556000-memory.dmp

Filesize
24KB

Download
memory/3424-3-0x0000000000550000-0x0000000000556000-memory.dmp

Filesize
24KB

Download
memory/3424-8-0x00007FF9AAB80000-0x00007FF9AAB81000-memory.dmp

Filesize
4KB

Download
memory/3844-5-0x0000000077CD2000-0x0000000077CD3000-memory.dmp

Filesize
4KB

Download
memory/3844-7-0x00007FF9AA950000-0x00007FF9AAB45000-memory.dmp

Filesize
2.0MB

Download
memory/3844-13-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/3844-16-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/4120-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4120-4-0x00000000022A0000-0x0000000002CA0000-memory.dmp

Filesize
10.0MB

Download
memory/4120-10-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4120-11-0x00000000022A0000-0x0000000002CA0000-memory.dmp

Filesize
10.0MB

Download
memory/4120-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads