tinba | 6122a44f263adaae16e8d4b63f9843601eff397228314aeedaf5fa2cccec9695

Analysis

max time kernel
35s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 19:55

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General

Target

0f2007e9430621469eaf1d0affbcd1b8.exe
Size

160KB
MD5

0f2007e9430621469eaf1d0affbcd1b8
SHA1

7599164f624b85e40f91b2a51dba9fcf7b429fb0
SHA256

6122a44f263adaae16e8d4b63f9843601eff397228314aeedaf5fa2cccec9695
SHA512

1e5a183aca08b8ae07539c7fd125256847bb86c65fdfe24714313924d9cf36f943a84372a71ad22a35a4281ebdbe01ccdc432cd13cc7fb209dc006dd430db174
SSDEEP

1536:cEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:/Y+4MiIkLZJNAQ9J6v

Score

10^/10

tinba banker persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/5016-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\98491D59 = "C:\\Users\\Admin\\AppData\\Roaming\\98491D59\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	4532	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4532	winver.exe
4532	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4532	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 4532	5016	0f2007e9430621469eaf1d0affbcd1b8.exe	27
PID 5016 wrote to memory of 4532	5016	0f2007e9430621469eaf1d0affbcd1b8.exe	27
PID 5016 wrote to memory of 4532	5016	0f2007e9430621469eaf1d0affbcd1b8.exe	27
PID 5016 wrote to memory of 4532	5016	0f2007e9430621469eaf1d0affbcd1b8.exe	27
PID 4532 wrote to memory of 3468	4532	winver.exe	41
PID 4532 wrote to memory of 2536	4532	winver.exe	54

C:\Users\Admin\AppData\Local\Temp\0f2007e9430621469eaf1d0affbcd1b8.exe
"C:\Users\Admin\AppData\Local\Temp\0f2007e9430621469eaf1d0affbcd1b8.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Windows\SysWOW64\winver.exe
  winver
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 352
    3⤵
    - Program crash
    PID:2760

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3468

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4532 -ip 4532
1⤵
PID:1428

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2536-14-0x0000000000C80000-0x0000000000C86000-memory.dmp

Filesize
24KB

Download
memory/2536-17-0x00007FFEE06D0000-0x00007FFEE06D1000-memory.dmp

Filesize
4KB

Download
memory/3468-2-0x0000000002490000-0x0000000002496000-memory.dmp

Filesize
24KB

Download
memory/3468-6-0x00007FFEE054D000-0x00007FFEE054E000-memory.dmp

Filesize
4KB

Download
memory/3468-4-0x0000000002490000-0x0000000002496000-memory.dmp

Filesize
24KB

Download
memory/3468-8-0x00007FFEE06E0000-0x00007FFEE06E1000-memory.dmp

Filesize
4KB

Download
memory/4532-5-0x00000000774A2000-0x00000000774A3000-memory.dmp

Filesize
4KB

Download
memory/4532-7-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/4532-15-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/5016-3-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/5016-10-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/5016-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/5016-1-0x0000000002170000-0x0000000002171000-memory.dmp

Filesize
4KB

Download
memory/5016-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download