tinba | dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5

Analysis

max time kernel
108s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-02-2025 16:16

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General

Target

dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5.exe
Size

89KB
MD5

9cd66ba356fa68124d8586ef0710d45f
SHA1

f9fbf3d1ef5e2274862a09e8562fb6c0f3690181
SHA256

dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5
SHA512

ddc36da9f803c43998e9b3b30d141ffe809eee389ffe062684edc2103543b4fe6f934b2a28cc5a5dd613c0430dc41cbcdc5bdfcb04c9ce7ce844f6407881f2e0
SSDEEP

1536:O1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox76:u+4MJIkLZJNAQ9Jo96

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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3ED7EED5 = "C:\\Users\\Admin\\AppData\\Roaming\\3ED7EED5\\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/4600-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1812	1880	WerFault.exe	83

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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1880	winver.exe
1880	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1880	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4600 wrote to memory of 1880	4600	dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5.exe	83
PID 4600 wrote to memory of 1880	4600	dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5.exe	83
PID 4600 wrote to memory of 1880	4600	dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5.exe	83
PID 4600 wrote to memory of 1880	4600	dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5.exe	83
PID 1880 wrote to memory of 3448	1880	winver.exe	56
PID 1880 wrote to memory of 2664	1880	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2664

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3448
- C:\Users\Admin\AppData\Local\Temp\dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5.exe
  "C:\Users\Admin\AppData\Local\Temp\dd04e712e76ef9464a3dd8a9e5d5270cbaac4297f5119a22a34cb3830948eba5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4600
- - 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:1880
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 356
      4⤵
      Program crash
      PID:1812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1880 -ip 1880
1⤵
PID:324

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/1880-6-0x0000000077932000-0x0000000077933000-memory.dmp

Filesize
4KB

Download
memory/1880-15-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

Filesize
24KB

Download
memory/1880-5-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

Filesize
24KB

Download
memory/1880-8-0x00007FFF33470000-0x00007FFF33665000-memory.dmp

Filesize
2.0MB

Download
memory/2664-14-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download
memory/3448-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/3448-7-0x00007FFF3350D000-0x00007FFF3350E000-memory.dmp

Filesize
4KB

Download
memory/3448-3-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/4600-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4600-4-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/4600-9-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4600-10-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/4600-1-0x0000000000B50000-0x0000000000B51000-memory.dmp

Filesize
4KB

Download