tinba | 696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17/11/2024, 11:19

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General

Target

696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe
Size

49KB
MD5

c5a8aab2c6e10c6944b026e0cef68873
SHA1

12a5064c6cef6978e888ac6665c28c7f7e9363d0
SHA256

696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632
SHA512

fe70bd855a109f00b2e57e0a0391aabb71831ad535452a795788a629027617d50bf339aa387ac771dd4c3b2fe3ae8c26943017176fdcc1c66eebb37566737a85
SSDEEP

1536:iOBLXNqgzf2v6b6NkXklZlogHGe9eBXWV:iYLduv6OqXIlogmjWV

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\89A49429 = "C:\\Users\\Admin\\AppData\\Roaming\\89A49429\\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/3000-0-0x0000000000400000-0x000000000041D000-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	696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe
2372	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2372	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2372	3000	696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe	31
PID 3000 wrote to memory of 2372	3000	696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe	31
PID 3000 wrote to memory of 2372	3000	696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe	31
PID 3000 wrote to memory of 2372	3000	696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe	31
PID 3000 wrote to memory of 2372	3000	696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe	31
PID 2372 wrote to memory of 1076	2372	winver.exe	18
PID 2372 wrote to memory of 1044	2372	winver.exe	17
PID 2372 wrote to memory of 1076	2372	winver.exe	18
PID 2372 wrote to memory of 1112	2372	winver.exe	20
PID 2372 wrote to memory of 2020	2372	winver.exe	23

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1044

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1076
- C:\Users\Admin\AppData\Local\Temp\696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe
  "C:\Users\Admin\AppData\Local\Temp\696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - 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:2372

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2020

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/1044-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1044-30-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1076-19-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1076-23-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1076-2-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1076-10-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1076-3-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1076-4-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1112-31-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1112-22-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2020-26-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/2020-27-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/2020-28-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/2372-7-0x0000000077670000-0x0000000077671000-memory.dmp

Filesize
4KB

Download
memory/2372-8-0x000000007766F000-0x0000000077670000-memory.dmp

Filesize
4KB

Download
memory/2372-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2372-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2372-11-0x0000000077470000-0x0000000077619000-memory.dmp

Filesize
1.7MB

Download
memory/2372-9-0x000000007766F000-0x0000000077671000-memory.dmp

Filesize
8KB

Download
memory/3000-13-0x0000000001D10000-0x0000000002710000-memory.dmp

Filesize
10.0MB

Download
memory/3000-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3000-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3000-5-0x0000000001D10000-0x0000000002710000-memory.dmp

Filesize
10.0MB

Download
memory/3000-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download