tinba | be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374ef

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-01-2025 06:06

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General

Target

be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe
Size

45KB
MD5

649abbef9eb090daed2acac1dda12fe0
SHA1

0b4c926258f10c5e944d386b2571c0f10648f19b
SHA256

be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374ef
SHA512

b6fa6355373043012741d46c4fcbeaca003d5c88d23d993145bd124506d4593f2341b2ce0fcc7a478508903155a536a66ee19e163893fa888f08627608ced8a6
SSDEEP

768:ghP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:csWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\8F435B06 = "C:\\Users\\Admin\\AppData\\Roaming\\8F435B06\\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/2644-0-0x0000000000400000-0x000000000041D000-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	be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe
2768	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2768	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2768	2644	be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe	31
PID 2644 wrote to memory of 2768	2644	be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe	31
PID 2644 wrote to memory of 2768	2644	be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe	31
PID 2644 wrote to memory of 2768	2644	be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe	31
PID 2644 wrote to memory of 2768	2644	be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe	31
PID 2768 wrote to memory of 1212	2768	winver.exe	21
PID 2768 wrote to memory of 1100	2768	winver.exe	19
PID 2768 wrote to memory of 1176	2768	winver.exe	20
PID 2768 wrote to memory of 1212	2768	winver.exe	21
PID 2768 wrote to memory of 1284	2768	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe
  "C:\Users\Admin\AppData\Local\Temp\be232bae8396c4a761c3ed37665428185bd7732d3bea7774dc0c5077a3e374efN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - 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:2768

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1284

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/1100-27-0x0000000076DD1000-0x0000000076DD2000-memory.dmp

Filesize
4KB

Download
memory/1100-26-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1176-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-34-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-29-0x0000000076DD1000-0x0000000076DD2000-memory.dmp

Filesize
4KB

Download
memory/1176-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002EF0000-0x0000000002EF6000-memory.dmp

Filesize
24KB

Download
memory/1212-22-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x0000000076DD1000-0x0000000076DD2000-memory.dmp

Filesize
4KB

Download
memory/1212-4-0x0000000002EF0000-0x0000000002EF6000-memory.dmp

Filesize
24KB

Download
memory/1212-30-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000002EF0000-0x0000000002EF6000-memory.dmp

Filesize
24KB

Download
memory/1284-33-0x0000000076DD1000-0x0000000076DD2000-memory.dmp

Filesize
4KB

Download
memory/1284-32-0x0000000001D50000-0x0000000001D56000-memory.dmp

Filesize
24KB

Download
memory/1284-25-0x0000000001D50000-0x0000000001D56000-memory.dmp

Filesize
24KB

Download
memory/2644-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2644-13-0x0000000001C20000-0x0000000002620000-memory.dmp

Filesize
10.0MB

Download
memory/2644-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2644-5-0x0000000001C20000-0x0000000002620000-memory.dmp

Filesize
10.0MB

Download
memory/2644-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2768-11-0x0000000076D80000-0x0000000076F29000-memory.dmp

Filesize
1.7MB

Download
memory/2768-9-0x0000000076F7F000-0x0000000076F81000-memory.dmp

Filesize
8KB

Download
memory/2768-8-0x0000000076F7F000-0x0000000076F80000-memory.dmp

Filesize
4KB

Download
memory/2768-7-0x0000000076F80000-0x0000000076F81000-memory.dmp

Filesize
4KB

Download
memory/2768-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2768-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download