tinba | 9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763

Analysis

max time kernel
147s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2024 18:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763.exe
Size

88KB
MD5

513a448840be17be50f15bf614ce7873
SHA1

a77f4bb879af945ff8098d0ea1a5b008f7b04d92
SHA256

9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763
SHA512

0d93576daa4f5564956b5ba7f99392372e6a2b39309851486b5bf5673b6664ccae18e0edc77aa6801d20f1488d2fabb2ab764f8272b5e12c93d3ba100038752c
SSDEEP

1536:Q5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:Q5fvp12UFKcD/6jwqWsNI

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3A8975AB = "C:\\Users\\Admin\\AppData\\Roaming\\3A8975AB\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4724	3560	WerFault.exe	86

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	9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3560	winver.exe
3560	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3560	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3936 wrote to memory of 3560	3936	9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763.exe	86
PID 3936 wrote to memory of 3560	3936	9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763.exe	86
PID 3936 wrote to memory of 3560	3936	9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763.exe	86
PID 3936 wrote to memory of 3560	3936	9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763.exe	86
PID 3560 wrote to memory of 3520	3560	winver.exe	56
PID 3560 wrote to memory of 2796	3560	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2796

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520
- C:\Users\Admin\AppData\Local\Temp\9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763.exe
  "C:\Users\Admin\AppData\Local\Temp\9284df2cf961148490143d3f943fe725bc8fb0cb16f82beff2fe953fa83f1763.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3936
- - 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:3560
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 352
      4⤵
      Program crash
      PID:4724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3560 -ip 3560
1⤵
PID:5028

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2796-12-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3520-2-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/3520-1-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/3520-5-0x00007FFC10D0D000-0x00007FFC10D0E000-memory.dmp

Filesize
4KB

Download
memory/3560-4-0x00000000777B2000-0x00000000777B3000-memory.dmp

Filesize
4KB

Download
memory/3560-6-0x00007FFC10C70000-0x00007FFC10E65000-memory.dmp

Filesize
2.0MB

Download
memory/3560-10-0x0000000002670000-0x0000000002676000-memory.dmp

Filesize
24KB

Download
memory/3560-13-0x0000000002670000-0x0000000002676000-memory.dmp

Filesize
24KB

Download
memory/3936-0-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/3936-3-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download
memory/3936-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3936-8-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download