tinba | fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48

Analysis

max time kernel
148s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 06:14

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General

Target

fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe
Size

225KB
MD5

3b5e343e560415dde41191d540470234
SHA1

f7ec750126bc64d378506d14b2a61f98a62a9ffe
SHA256

fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48
SHA512

7783896fe90d7c758f9576931565fb3820055838be2ce2ae2fb57f0925101a61713098663552f3a46689c8918f40f3b5f1a07f12834a1411b0e33d416ac424f6
SSDEEP

6144:sA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:sATuTAnKGwUAW3ycQqgf

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\9130EF5E = "C:\\Users\\Admin\\AppData\\Roaming\\9130EF5E\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe
2948	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2948	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2948	2380	fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe	31
PID 2380 wrote to memory of 2948	2380	fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe	31
PID 2380 wrote to memory of 2948	2380	fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe	31
PID 2380 wrote to memory of 2948	2380	fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe	31
PID 2380 wrote to memory of 2948	2380	fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe	31
PID 2948 wrote to memory of 1160	2948	winver.exe	20
PID 2948 wrote to memory of 1080	2948	winver.exe	18
PID 2948 wrote to memory of 1088	2948	winver.exe	19
PID 2948 wrote to memory of 1160	2948	winver.exe	20
PID 2948 wrote to memory of 1972	2948	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1088

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1160
- C:\Users\Admin\AppData\Local\Temp\fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe
  "C:\Users\Admin\AppData\Local\Temp\fe912a506849cbb5193738b75e0988748be26135ff2ce4ab695457ee95548f48.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - 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:2948

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1080-26-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1080-11-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1088-14-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1088-24-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1160-3-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1160-17-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1160-1-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1160-6-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1160-25-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1972-20-0x0000000002360000-0x0000000002366000-memory.dmp

Filesize
24KB

Download
memory/1972-27-0x0000000002360000-0x0000000002366000-memory.dmp

Filesize
24KB

Download
memory/2380-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2948-23-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2948-4-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2948-29-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download