tinba | e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 14:42

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General

Target

e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe
Size

45KB
MD5

84ddeabba07abfb0dd89daadafb3cd91
SHA1

18f21d3197456d8d2c40ff0f8ae07085dcdd80aa
SHA256

e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430
SHA512

9f874abbbf66829f4e18641e2397350b2de52c0af099e2d68fb68fb395a6fc70ae33e1b6a70f3e7b52049f529cad71388865e69415a2e49999f3d83ea87774af
SSDEEP

768:lhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2H:3sWE9N5dFu53dsniQaB/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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\39FE096F = "C:\\Users\\Admin\\AppData\\Roaming\\39FE096F\\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/2172-0-0x0000000000400000-0x000000000041D000-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	e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2276	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2276	2172	e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe	30
PID 2172 wrote to memory of 2276	2172	e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe	30
PID 2172 wrote to memory of 2276	2172	e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe	30
PID 2172 wrote to memory of 2276	2172	e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe	30
PID 2172 wrote to memory of 2276	2172	e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe	30
PID 2276 wrote to memory of 1192	2276	winver.exe	20
PID 2276 wrote to memory of 1108	2276	winver.exe	18
PID 2276 wrote to memory of 1168	2276	winver.exe	19
PID 2276 wrote to memory of 1192	2276	winver.exe	20
PID 2276 wrote to memory of 1592	2276	winver.exe	24

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe
  "C:\Users\Admin\AppData\Local\Temp\e1b1d02fef0abe3e0f313b0c49336bcee8493c1900d4bc1fb6ddec1685e56430.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - 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:2276

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1592

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/1108-25-0x0000000001B00000-0x0000000001B06000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1168-20-0x0000000001C30000-0x0000000001C36000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1168-28-0x0000000001C30000-0x0000000001C36000-memory.dmp

Filesize
24KB

Download
memory/1192-30-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1192-22-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1592-32-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1592-31-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1592-24-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/2172-14-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2172-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2172-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2172-5-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2172-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2276-7-0x0000000077510000-0x0000000077511000-memory.dmp

Filesize
4KB

Download
memory/2276-11-0x0000000077310000-0x00000000774B9000-memory.dmp

Filesize
1.7MB

Download
memory/2276-9-0x000000007750F000-0x0000000077511000-memory.dmp

Filesize
8KB

Download
memory/2276-8-0x000000007750F000-0x0000000077510000-memory.dmp

Filesize
4KB

Download
memory/2276-29-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2276-6-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2276-37-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download