tinba | bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 00:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe
Size

45KB
MD5

6a870e96533830f962fe6bb72f78a9d0
SHA1

14aa4641f4869e775f8dd88efa596effaa389bc8
SHA256

bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527
SHA512

224a3c092333456d668cad04190047d3ae3c274f05890c06d01c8c2c95a74fb52e040a326a51bc4f95461e551271bf8e12448649dc1fbde27da1f77823552477
SSDEEP

768:ThP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2H:FsWE9N5dFu53dsniQaB/xZ14n7zIF+qT

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\76D9E617 = "C:\\Users\\Admin\\AppData\\Roaming\\76D9E617\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2224-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

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	bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2764	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2764	2224	bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe	32
PID 2224 wrote to memory of 2764	2224	bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe	32
PID 2224 wrote to memory of 2764	2224	bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe	32
PID 2224 wrote to memory of 2764	2224	bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe	32
PID 2224 wrote to memory of 2764	2224	bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe	32
PID 2764 wrote to memory of 1204	2764	winver.exe	21
PID 2764 wrote to memory of 1120	2764	winver.exe	19
PID 2764 wrote to memory of 1176	2764	winver.exe	20
PID 2764 wrote to memory of 1204	2764	winver.exe	21
PID 2764 wrote to memory of 1568	2764	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe
  "C:\Users\Admin\AppData\Local\Temp\bf6fcf3bce8de45d65594c44b85be0c3e1d2c22ff707bfbecac09cbdf5134527N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2224
- - 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:2764

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1568

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/1120-25-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1120-26-0x0000000077C91000-0x0000000077C92000-memory.dmp

Filesize
4KB

Download
memory/1176-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x0000000077C91000-0x0000000077C92000-memory.dmp

Filesize
4KB

Download
memory/1204-2-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1204-30-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1204-21-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1568-29-0x0000000077C91000-0x0000000077C92000-memory.dmp

Filesize
4KB

Download
memory/1568-28-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/1568-24-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/2224-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2224-13-0x0000000001E80000-0x0000000002880000-memory.dmp

Filesize
10.0MB

Download
memory/2224-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2224-5-0x0000000001E80000-0x0000000002880000-memory.dmp

Filesize
10.0MB

Download
memory/2224-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2764-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2764-7-0x0000000077E40000-0x0000000077E41000-memory.dmp

Filesize
4KB

Download
memory/2764-8-0x0000000077E3F000-0x0000000077E40000-memory.dmp

Filesize
4KB

Download
memory/2764-9-0x0000000077E3F000-0x0000000077E41000-memory.dmp

Filesize
8KB

Download
memory/2764-11-0x0000000077C40000-0x0000000077DE9000-memory.dmp

Filesize
1.7MB

Download
memory/2764-31-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download