tinba | 3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252

Analysis

max time kernel
147s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 19:18

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General

Target

3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe
Size

110KB
MD5

a13e1cd80101c6ae83ad471709bd7fc7
SHA1

5b60051c703b5776c12091e36aba6613c8b0ebbe
SHA256

3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252
SHA512

d9c67f3a1fe9e8c6cea023bd1fdeb6898bcebcf6c779f5885ab844b2f96affc89f1c1682658a14c808e93a26313f53d675557c9a959076a55134b47a284e36c8
SSDEEP

1536:siLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EQ:siyvRmDLs/ZrwWJjAqGcRJ2hQ

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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2DAE16F0 = "C:\\Users\\Admin\\AppData\\Roaming\\2DAE16F0\\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/3800-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1892	3068	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	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3068	winver.exe
3068	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3068	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3800 wrote to memory of 3068	3800	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	85
PID 3800 wrote to memory of 3068	3800	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	85
PID 3800 wrote to memory of 3068	3800	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	85
PID 3800 wrote to memory of 3068	3800	3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe	85
PID 3068 wrote to memory of 3436	3068	winver.exe	56
PID 3068 wrote to memory of 2940	3068	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2940

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe
  "C:\Users\Admin\AppData\Local\Temp\3d2f7206c17d8d9e0433c5b08a179c1f5df2b8b141c126a0be0b63fa75d06252.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3800
- - 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:3068
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 352
      4⤵
      Program crash
      PID:1892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3068 -ip 3068
1⤵
PID:2804

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

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Downloads

memory/2940-14-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download
memory/3068-6-0x0000000076FE2000-0x0000000076FE3000-memory.dmp

Filesize
4KB

Download
memory/3068-15-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download
memory/3068-8-0x00007FFB79BB0000-0x00007FFB79DA5000-memory.dmp

Filesize
2.0MB

Download
memory/3068-5-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

Download
memory/3436-2-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/3436-7-0x00007FFB79C4D000-0x00007FFB79C4E000-memory.dmp

Filesize
4KB

Download
memory/3436-3-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/3800-4-0x00000000022F0000-0x0000000002CF0000-memory.dmp

Filesize
10.0MB

Download
memory/3800-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3800-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3800-10-0x00000000022F0000-0x0000000002CF0000-memory.dmp

Filesize
10.0MB

Download
memory/3800-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download