tinba | d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05/07/2024, 03:13

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General

Target

d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5.exe
Size

98KB
MD5

6a8dc200981c6381f9d52ce4a325ce19
SHA1

464c06425b96b082198e51b0bcc063a0d385a3f9
SHA256

d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5
SHA512

80bcf5bec54840cdf334d885f10c71f67fc264ce4d9793c4d383a6804a4e1cb9ca66d9525f8db229155555de9afa2a0e3a5591bb394b523e39a54e840b770bc4
SSDEEP

768:I+6p+OMlgGMCWhfDzU7f7JDgi9I57+sByZ+XsfXpwtG9ipelU9JF:I+mFM2HXKZgi9Iksu+XM57ipeq9JF

Score

10^/10

tinba banker persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker 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-1-5-21-2494989678-839960665-2515455429-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6E7746CB = "C:\\Users\\Admin\\AppData\\Roaming\\6E7746CB\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2688	3296	WerFault.exe	84

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3296	winver.exe
3296	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3296	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3316 wrote to memory of 3296	3316	d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5.exe	84
PID 3316 wrote to memory of 3296	3316	d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5.exe	84
PID 3316 wrote to memory of 3296	3316	d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5.exe	84
PID 3316 wrote to memory of 3296	3316	d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5.exe	84
PID 3296 wrote to memory of 3520	3296	winver.exe	56
PID 3296 wrote to memory of 2460	3296	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2460

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520
- C:\Users\Admin\AppData\Local\Temp\d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5.exe
  "C:\Users\Admin\AppData\Local\Temp\d203b81427d1209b41674f0ec62508fa72bae4ddbea362cebf8da1fd3c5e92f5.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3316
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3296
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3296 -s 352
      4⤵
      Program crash
      PID:2688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3296 -ip 3296
1⤵
PID:1704

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2460-12-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/3296-4-0x0000000077E42000-0x0000000077E43000-memory.dmp

Filesize
4KB

Download
memory/3296-6-0x00007FFAB7D50000-0x00007FFAB7F45000-memory.dmp

Filesize
2.0MB

Download
memory/3296-10-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/3296-13-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/3316-0-0x0000000000500000-0x0000000000501000-memory.dmp

Filesize
4KB

Download
memory/3316-3-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/3316-7-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/3316-8-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/3520-1-0x00000000010D0000-0x00000000010D6000-memory.dmp

Filesize
24KB

Download
memory/3520-2-0x00000000010D0000-0x00000000010D6000-memory.dmp

Filesize
24KB

Download
memory/3520-5-0x00007FFAB7DED000-0x00007FFAB7DEE000-memory.dmp

Filesize
4KB

Download