tinba | 95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 09:46

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General

Target

95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe
Size

45KB
MD5

0e594ddf79d7d16fb7109b8ec847f764
SHA1

7d50f219f505353c186a868bd217d300b0087ce8
SHA256

95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85
SHA512

8f18480c36cfb81af1fe29aef040889d331772c3bb0fcd46170d890e5b2beca0708ab27ae5bf1bb7f2992073fd064bfafd3c3859ce042a5aa875d965fffd1d52
SSDEEP

768:QhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2X:ssWE9N5dFu53dsniQaB/xZ14n7zIF+qD

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\25CC59AD = "C:\\Users\\Admin\\AppData\\Roaming\\25CC59AD\\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/2652-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2828	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2828	2652	95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe	32
PID 2652 wrote to memory of 2828	2652	95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe	32
PID 2652 wrote to memory of 2828	2652	95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe	32
PID 2652 wrote to memory of 2828	2652	95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe	32
PID 2652 wrote to memory of 2828	2652	95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe	32
PID 2828 wrote to memory of 1180	2828	winver.exe	21
PID 2828 wrote to memory of 1060	2828	winver.exe	18
PID 2828 wrote to memory of 1120	2828	winver.exe	19
PID 2828 wrote to memory of 1180	2828	winver.exe	21
PID 2828 wrote to memory of 1140	2828	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1060

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe
  "C:\Users\Admin\AppData\Local\Temp\95c9551dc14d40fbf3935862ffa2ba3702e6a9042609e8fecf012ce93c0ead85.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2652
- - 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:2828

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1140

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/1060-28-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1120-27-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1120-26-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1120-21-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1140-31-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1140-30-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1140-25-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1180-4-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1180-29-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1180-2-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1180-23-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/2652-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2652-13-0x0000000001DD0000-0x00000000027D0000-memory.dmp

Filesize
10.0MB

Download
memory/2652-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2652-5-0x0000000001DD0000-0x00000000027D0000-memory.dmp

Filesize
10.0MB

Download
memory/2652-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2828-11-0x0000000076D40000-0x0000000076EE9000-memory.dmp

Filesize
1.7MB

Download
memory/2828-9-0x0000000076F3F000-0x0000000076F41000-memory.dmp

Filesize
8KB

Download
memory/2828-8-0x0000000076F3F000-0x0000000076F40000-memory.dmp

Filesize
4KB

Download
memory/2828-7-0x0000000076F40000-0x0000000076F41000-memory.dmp

Filesize
4KB

Download
memory/2828-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2828-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download