tinba | a16f84ef17d03de8e807ead8f0ad8085f78ab4848bef29870d5f25365d9c5cd7

Analysis

max time kernel
6s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 09:24

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
30bd2289bd971ee9e99e75fe1760eb7d.exe
Size 160KB
Sample231231-lc2yvsadcj
SHA256 a16f84ef17d03de8e807ead8f0ad8085f78ab4848bef29870d5f25365d9c5cd7
MD5 30bd2289bd971ee9e99e75fe1760eb7d
SHA1 fe83120aa80ddd7cd1f6ed8997ffd517f181947d
SHA512 dd9e35fd63fa88b23cc5678e948f9fe8c97b29279e3373cbcd4488868668afc0ce7dee7bef87180d59f9d92218ff7b6b56ebc9573b0d7356dae549d6e2f29bd9
SSDEEP 1536:sEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:PY+4MiIkLZJNAQ9J6v
MD5 SHA1 SHA512 SSDEEP

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/1408-0-0x0000000000400000-0x0000000000428000-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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\4A248578 = "C:\\Users\\Admin\\AppData\\Roaming\\4A248578\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1996	5008	WerFault.exe	23

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5008	winver.exe
5008	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5008	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1408 wrote to memory of 5008	1408	30bd2289bd971ee9e99e75fe1760eb7d.exe	23
PID 1408 wrote to memory of 5008	1408	30bd2289bd971ee9e99e75fe1760eb7d.exe	23
PID 1408 wrote to memory of 5008	1408	30bd2289bd971ee9e99e75fe1760eb7d.exe	23
PID 1408 wrote to memory of 5008	1408	30bd2289bd971ee9e99e75fe1760eb7d.exe	23
PID 5008 wrote to memory of 3512	5008	winver.exe	50
PID 5008 wrote to memory of 2692	5008	winver.exe	60

C:\Users\Admin\AppData\Local\Temp\30bd2289bd971ee9e99e75fe1760eb7d.exe
"C:\Users\Admin\AppData\Local\Temp\30bd2289bd971ee9e99e75fe1760eb7d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1408
- 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:5008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 352
    3⤵
    - Program crash
    PID:1996

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3512

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5008 -ip 5008
1⤵
PID:1700

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

Loading Replay Monitor...

Downloads

memory/1408-0-0x0000000000400000-0x0000000000428000-memory.dmp

Download

memory/1408-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Download

memory/1408-4-0x0000000002290000-0x0000000002C90000-memory.dmp

Download

memory/1408-11-0x0000000002290000-0x0000000002C90000-memory.dmp

Download

memory/1408-10-0x0000000000400000-0x0000000000428000-memory.dmp

Download

memory/2692-18-0x00007FFFED330000-0x00007FFFED331000-memory.dmp

Download

memory/2692-15-0x0000000000780000-0x0000000000786000-memory.dmp

Download

memory/3512-9-0x00007FFFED340000-0x00007FFFED341000-memory.dmp

Download

memory/3512-3-0x0000000001330000-0x0000000001336000-memory.dmp

Download

memory/3512-7-0x00007FFFED1AD000-0x00007FFFED1AE000-memory.dmp

Download

memory/3512-2-0x0000000001330000-0x0000000001336000-memory.dmp

Download

memory/5008-5-0x00000000007A0000-0x00000000007A6000-memory.dmp

Download

memory/5008-6-0x0000000077A72000-0x0000000077A73000-memory.dmp

Download

memory/5008-8-0x0000000000CD0000-0x0000000000CE2000-memory.dmp

Download

memory/5008-16-0x00000000007A0000-0x00000000007A6000-memory.dmp

Download