tinba | 70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054

Analysis

max time kernel
118s
max time network
116s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 08:52

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General

Target

70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe
Size

370KB
MD5

bf8921d614e3d56046f5ab1d185caf30
SHA1

3be1787420cbddb10ed7fef892e21345934684c4
SHA256

70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054
SHA512

445b5a06f90f3af7d0bdcf353c07b321edcf315aaa7f42effc91f723a49271a2efa02bb74144e0e18aa9dd06d54d5f916fe6666f9de948e2301a8b82a97a7316
SSDEEP

6144:kCE6/mUXJ531nIUliViSZbLhaZfvMlLXICgc:U6TOUMBQf0ljWc

Score

10^/10

tinba banker discovery persistence trojan

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\79851865 = "C:\\Users\\Admin\\AppData\\Roaming\\79851865\\bin.exe"	winver.exe

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	70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 59 IoCs

pid	Process
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe
2220	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2220	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2128	70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2220	2128	70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe	31
PID 2128 wrote to memory of 2220	2128	70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe	31
PID 2128 wrote to memory of 2220	2128	70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe	31
PID 2128 wrote to memory of 2220	2128	70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe	31
PID 2128 wrote to memory of 2220	2128	70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe	31
PID 2220 wrote to memory of 1200	2220	winver.exe	21
PID 2220 wrote to memory of 1108	2220	winver.exe	19
PID 2220 wrote to memory of 1160	2220	winver.exe	20
PID 2220 wrote to memory of 1200	2220	winver.exe	21
PID 2220 wrote to memory of 2036	2220	winver.exe	23
PID 2220 wrote to memory of 2128	2220	winver.exe	30

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe
  "C:\Users\Admin\AppData\Local\Temp\70daffbc90308fd78e18faf0fb4e94143d6f44b3b3cd5ec2f4a1b2189c24f054N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2128
- - 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:2220

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2036

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/1108-18-0x0000000001F50000-0x0000000001F57000-memory.dmp

Filesize
28KB

Download
memory/1108-27-0x0000000001F50000-0x0000000001F57000-memory.dmp

Filesize
28KB

Download
memory/1108-28-0x0000000077941000-0x0000000077942000-memory.dmp

Filesize
4KB

Download
memory/1160-20-0x0000000001EB0000-0x0000000001EB7000-memory.dmp

Filesize
28KB

Download
memory/1160-32-0x0000000001EB0000-0x0000000001EB7000-memory.dmp

Filesize
28KB

Download
memory/1200-23-0x0000000002E90000-0x0000000002E97000-memory.dmp

Filesize
28KB

Download
memory/1200-4-0x0000000002090000-0x0000000002097000-memory.dmp

Filesize
28KB

Download
memory/1200-3-0x0000000002090000-0x0000000002097000-memory.dmp

Filesize
28KB

Download
memory/1200-7-0x0000000002090000-0x0000000002097000-memory.dmp

Filesize
28KB

Download
memory/1200-14-0x0000000077941000-0x0000000077942000-memory.dmp

Filesize
4KB

Download
memory/1200-29-0x0000000002E90000-0x0000000002E97000-memory.dmp

Filesize
28KB

Download
memory/2036-30-0x0000000001E90000-0x0000000001E97000-memory.dmp

Filesize
28KB

Download
memory/2036-25-0x0000000001E90000-0x0000000001E97000-memory.dmp

Filesize
28KB

Download
memory/2036-31-0x0000000077941000-0x0000000077942000-memory.dmp

Filesize
4KB

Download
memory/2128-0-0x0000000000410000-0x0000000000413000-memory.dmp

Filesize
12KB

Download
memory/2128-8-0x0000000002060000-0x0000000002A60000-memory.dmp

Filesize
10.0MB

Download
memory/2128-1-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2128-2-0x0000000000230000-0x0000000000232000-memory.dmp

Filesize
8KB

Download
memory/2128-33-0x0000000002060000-0x0000000002A60000-memory.dmp

Filesize
10.0MB

Download
memory/2220-15-0x00000000778F0000-0x0000000077A99000-memory.dmp

Filesize
1.7MB

Download
memory/2220-11-0x0000000077AEF000-0x0000000077AF0000-memory.dmp

Filesize
4KB

Download
memory/2220-9-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/2220-10-0x0000000077AF0000-0x0000000077AF1000-memory.dmp

Filesize
4KB

Download
memory/2220-12-0x0000000077AEF000-0x0000000077AF1000-memory.dmp

Filesize
8KB

Download
memory/2220-13-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/2220-5-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/2220-35-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download