tinba | 9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 11:04

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General

Target

9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe
Size

88KB
MD5

5e126bff8950a9714f5805174c1fe016
SHA1

35d964585212134333b385c1173bcba51838481c
SHA256

9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21
SHA512

c7fca75cbc1cb173d84b2b361e48afe95170114804dfd10e4d49a6c1e454cf34c32fd005a01724aa1cf581264d1a258b58b42f90827c318a97e35b3ebe1dc1c1
SSDEEP

1536:U5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:U5fvp12UFKcD/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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\856389EF = "C:\\Users\\Admin\\AppData\\Roaming\\856389EF\\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	9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe
2300	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2300	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2300	3000	9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe	31
PID 3000 wrote to memory of 2300	3000	9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe	31
PID 3000 wrote to memory of 2300	3000	9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe	31
PID 3000 wrote to memory of 2300	3000	9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe	31
PID 3000 wrote to memory of 2300	3000	9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe	31
PID 2300 wrote to memory of 1216	2300	winver.exe	21
PID 2300 wrote to memory of 1112	2300	winver.exe	19
PID 2300 wrote to memory of 1168	2300	winver.exe	20
PID 2300 wrote to memory of 1216	2300	winver.exe	21
PID 2300 wrote to memory of 1068	2300	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:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe
  "C:\Users\Admin\AppData\Local\Temp\9219804ae55252397f63937e87d475d80078d7ff8091104e55bf3565bd44cc21.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3000
- - 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:2300

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1068

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/1068-30-0x0000000076DB1000-0x0000000076DB2000-memory.dmp

Filesize
4KB

Download
memory/1068-29-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/1068-23-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/1112-25-0x0000000076DB1000-0x0000000076DB2000-memory.dmp

Filesize
4KB

Download
memory/1112-24-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1216-26-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1216-9-0x0000000076DB1000-0x0000000076DB2000-memory.dmp

Filesize
4KB

Download
memory/1216-2-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1216-1-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1216-21-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/2300-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2300-10-0x0000000076D60000-0x0000000076F09000-memory.dmp

Filesize
1.7MB

Download
memory/2300-8-0x0000000076F5F000-0x0000000076F61000-memory.dmp

Filesize
8KB

Download
memory/2300-7-0x0000000076F5F000-0x0000000076F60000-memory.dmp

Filesize
4KB

Download
memory/2300-6-0x0000000076F60000-0x0000000076F61000-memory.dmp

Filesize
4KB

Download
memory/2300-28-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/3000-12-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/3000-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3000-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3000-4-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download