tinba | 9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98a

Analysis

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

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 17:17

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General

Target

9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe
Size

88KB
MD5

8678ac9bb8a9e57f1abb7097e2ff3b10
SHA1

6372d3e7c0c759d273a954e186e697c821ed6fd9
SHA256

9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98a
SHA512

ff94b5da152a49233caff0936bb2f38b2edd731b4c4578cd96c66c1904f5f6f13eb0b049f935ae14c40a009aada659b4ad592d9b3185f090c1e5ab4f9dcebdf4
SSDEEP

1536:F5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:F5fvp12UFKcD/6jwqWsNI

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\EFF0F9AC = "C:\\Users\\Admin\\AppData\\Roaming\\EFF0F9AC\\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	9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe
2544	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2544	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2544	2136	9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe	31
PID 2136 wrote to memory of 2544	2136	9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe	31
PID 2136 wrote to memory of 2544	2136	9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe	31
PID 2136 wrote to memory of 2544	2136	9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe	31
PID 2136 wrote to memory of 2544	2136	9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe	31
PID 2544 wrote to memory of 1288	2544	winver.exe	21
PID 2544 wrote to memory of 1112	2544	winver.exe	19
PID 2544 wrote to memory of 1204	2544	winver.exe	20
PID 2544 wrote to memory of 1288	2544	winver.exe	21
PID 2544 wrote to memory of 1616	2544	winver.exe	25

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1204

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1288
- C:\Users\Admin\AppData\Local\Temp\9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe
  "C:\Users\Admin\AppData\Local\Temp\9e0587c819ad3c0b437bcf586e59d4e85efa277ad962a88781a25d1bd8bfc98aN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - 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:2544

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1616

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/1112-26-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1112-27-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1112-25-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1204-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1204-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1288-3-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1288-2-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1288-1-0x00000000029B0000-0x00000000029B6000-memory.dmp

Filesize
24KB

Download
memory/1288-9-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1288-30-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1288-21-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1616-32-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1616-28-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1616-24-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1616-31-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/2136-12-0x0000000001E00000-0x0000000002800000-memory.dmp

Filesize
10.0MB

Download
memory/2136-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2136-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2136-4-0x0000000001E00000-0x0000000002800000-memory.dmp

Filesize
10.0MB

Download
memory/2544-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2544-6-0x0000000077D30000-0x0000000077D31000-memory.dmp

Filesize
4KB

Download
memory/2544-7-0x0000000077D2F000-0x0000000077D30000-memory.dmp

Filesize
4KB

Download
memory/2544-10-0x0000000077B30000-0x0000000077CD9000-memory.dmp

Filesize
1.7MB

Download
memory/2544-8-0x0000000077D2F000-0x0000000077D31000-memory.dmp

Filesize
8KB

Download
memory/2544-33-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download