tinba | edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38

Analysis

max time kernel
150s
max time network
155s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 06:52

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General

Target

edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe
Size

89KB
MD5

96cbb2fc5b484a76ea49d10ff7d7ffe6
SHA1

13bab90afe45d7641bcbd2c7f2991edb1855bf97
SHA256

edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38
SHA512

cc4c30708d701a19f56d7134d906c5d601b0fa692771df0e21ef65d07414dfbdb46726c05d1c3564feb6d5796b3c3805c8f1c42648f03b36d29d768b7a6d29a7
SSDEEP

1536:Y1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:M+4MJIkLZJNAQ9Jo9e

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\5616ECF4 = "C:\\Users\\Admin\\AppData\\Roaming\\5616ECF4\\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/2164-0-0x0000000000400000-0x0000000000418000-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	edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe
2140	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2140	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 2140	2164	edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe	30
PID 2164 wrote to memory of 2140	2164	edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe	30
PID 2164 wrote to memory of 2140	2164	edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe	30
PID 2164 wrote to memory of 2140	2164	edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe	30
PID 2164 wrote to memory of 2140	2164	edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe	30
PID 2140 wrote to memory of 1204	2140	winver.exe	20
PID 2140 wrote to memory of 1104	2140	winver.exe	18
PID 2140 wrote to memory of 1168	2140	winver.exe	19
PID 2140 wrote to memory of 1204	2140	winver.exe	20
PID 2140 wrote to memory of 1628	2140	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe
  "C:\Users\Admin\AppData\Local\Temp\edbfaf42d0e49ab60f72de01bb3b56629a36048b3bce46d7c22545f902e1dd38.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2164
- - 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:2140

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1628

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/1104-25-0x00000000773D1000-0x00000000773D2000-memory.dmp

Filesize
4KB

Download
memory/1104-24-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1168-26-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002950000-0x0000000002956000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x00000000773D1000-0x00000000773D2000-memory.dmp

Filesize
4KB

Download
memory/1204-4-0x0000000002950000-0x0000000002956000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002950000-0x0000000002956000-memory.dmp

Filesize
24KB

Download
memory/1204-21-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1628-28-0x0000000001C10000-0x0000000001C16000-memory.dmp

Filesize
24KB

Download
memory/1628-29-0x00000000773D1000-0x00000000773D2000-memory.dmp

Filesize
4KB

Download
memory/1628-23-0x0000000001C10000-0x0000000001C16000-memory.dmp

Filesize
24KB

Download
memory/2140-11-0x0000000077380000-0x0000000077529000-memory.dmp

Filesize
1.7MB

Download
memory/2140-6-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2140-7-0x0000000077580000-0x0000000077581000-memory.dmp

Filesize
4KB

Download
memory/2140-8-0x000000007757F000-0x0000000077580000-memory.dmp

Filesize
4KB

Download
memory/2140-9-0x000000007757F000-0x0000000077581000-memory.dmp

Filesize
8KB

Download
memory/2140-30-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2164-13-0x0000000001BF0000-0x00000000025F0000-memory.dmp

Filesize
10.0MB

Download
memory/2164-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2164-5-0x0000000001BF0000-0x00000000025F0000-memory.dmp

Filesize
10.0MB

Download
memory/2164-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2164-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download