tinba | 1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
07-12-2024 23:10

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General

Target

1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe
Size

59KB
MD5

dadcac28153e680a03c7bccf0db80240
SHA1

c0ed3d95fd134d7d89a9267a94f55f0b994ffd03
SHA256

1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9
SHA512

0617f847055765ff7b29c8ba4ce0b4158acb9f8f869d1ae032a083470a23f3d495546e861d67585a79931bd5c4054358f08b2aa8bd225f96ac0a76ed510052dc
SSDEEP

768:s+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9J1:s+mFM2HXKZgiFP7xIksu+XM5O9J1

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\81BD7171 = "C:\\Users\\Admin\\AppData\\Roaming\\81BD7171\\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	1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe
2644	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2644	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2644	2488	1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe	31
PID 2488 wrote to memory of 2644	2488	1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe	31
PID 2488 wrote to memory of 2644	2488	1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe	31
PID 2488 wrote to memory of 2644	2488	1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe	31
PID 2488 wrote to memory of 2644	2488	1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe	31
PID 2644 wrote to memory of 1236	2644	winver.exe	21
PID 2644 wrote to memory of 1108	2644	winver.exe	19
PID 2644 wrote to memory of 1168	2644	winver.exe	20
PID 2644 wrote to memory of 1236	2644	winver.exe	21
PID 2644 wrote to memory of 340	2644	winver.exe	25

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe
  "C:\Users\Admin\AppData\Local\Temp\1e3e517e49c48ad7f86b5f66b87abb7f2c729d1ab5d11bb31f336ba6b8073de9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2488
- - 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:2644

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:340

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/340-24-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/340-28-0x0000000077021000-0x0000000077022000-memory.dmp

Filesize
4KB

Download
memory/340-27-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1108-25-0x0000000002020000-0x0000000002026000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000077021000-0x0000000077022000-memory.dmp

Filesize
4KB

Download
memory/1168-29-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1168-20-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1236-9-0x0000000077021000-0x0000000077022000-memory.dmp

Filesize
4KB

Download
memory/1236-3-0x0000000002880000-0x0000000002886000-memory.dmp

Filesize
24KB

Download
memory/1236-30-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1236-2-0x0000000002880000-0x0000000002886000-memory.dmp

Filesize
24KB

Download
memory/1236-1-0x0000000002880000-0x0000000002886000-memory.dmp

Filesize
24KB

Download
memory/1236-22-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/2488-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2488-12-0x0000000001E70000-0x0000000002870000-memory.dmp

Filesize
10.0MB

Download
memory/2488-4-0x0000000001E70000-0x0000000002870000-memory.dmp

Filesize
10.0MB

Download
memory/2488-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2644-8-0x00000000771CF000-0x00000000771D1000-memory.dmp

Filesize
8KB

Download
memory/2644-10-0x0000000076FD0000-0x0000000077179000-memory.dmp

Filesize
1.7MB

Download
memory/2644-5-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2644-7-0x00000000771CF000-0x00000000771D0000-memory.dmp

Filesize
4KB

Download
memory/2644-6-0x00000000771D0000-0x00000000771D1000-memory.dmp

Filesize
4KB

Download
memory/2644-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2644-36-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download