tinba | b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/01/2025, 13:54

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General

Target

b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe
Size

45KB
MD5

528b155931f385efb203c4849753b450
SHA1

8bfe06e54d13af89f050fadd5615f6e6a447f778
SHA256

b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216
SHA512

9606cb3ef866ed5fad9a2568cf347471afdb368e85123d51ccd7d4839f1bccfd2c50758608e4685257c1062dcafca504ee4ab8682716750d38d9c8853cb8494c
SSDEEP

768:chP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2H:QsWE9N5dFu53dsniQaB/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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\50B93385 = "C:\\Users\\Admin\\AppData\\Roaming\\50B93385\\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/2156-0-0x0000000000400000-0x000000000041D000-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	b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2752	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2752	2156	b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe	31
PID 2156 wrote to memory of 2752	2156	b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe	31
PID 2156 wrote to memory of 2752	2156	b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe	31
PID 2156 wrote to memory of 2752	2156	b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe	31
PID 2156 wrote to memory of 2752	2156	b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe	31
PID 2752 wrote to memory of 1216	2752	winver.exe	21
PID 2752 wrote to memory of 1120	2752	winver.exe	19
PID 2752 wrote to memory of 1172	2752	winver.exe	20
PID 2752 wrote to memory of 1216	2752	winver.exe	21
PID 2752 wrote to memory of 836	2752	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:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe
  "C:\Users\Admin\AppData\Local\Temp\b24af9f853706f88c01938d45554fb5d3c05edfb564c0e1f9912ca9b71db7216N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2156
- - 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:2752

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:836

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/836-26-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/836-25-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/836-27-0x0000000076E81000-0x0000000076E82000-memory.dmp

Filesize
4KB

Download
memory/1120-29-0x0000000076E81000-0x0000000076E82000-memory.dmp

Filesize
4KB

Download
memory/1120-28-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1172-20-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1172-30-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/1216-4-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x0000000076E81000-0x0000000076E82000-memory.dmp

Filesize
4KB

Download
memory/1216-31-0x0000000000580000-0x0000000000586000-memory.dmp

Filesize
24KB

Download
memory/1216-22-0x0000000000580000-0x0000000000586000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2156-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2156-13-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/2156-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2156-5-0x0000000001D80000-0x0000000002780000-memory.dmp

Filesize
10.0MB

Download
memory/2156-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2752-8-0x000000007702F000-0x0000000077030000-memory.dmp

Filesize
4KB

Download
memory/2752-9-0x000000007702F000-0x0000000077031000-memory.dmp

Filesize
8KB

Download
memory/2752-11-0x0000000076E30000-0x0000000076FD9000-memory.dmp

Filesize
1.7MB

Download
memory/2752-7-0x0000000077030000-0x0000000077031000-memory.dmp

Filesize
4KB

Download
memory/2752-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2752-32-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2752-37-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download