tinba | e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 06:31

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General

Target

e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe
Size

610KB
MD5

e0215bf4955d0c57dbb4eb3052c106e5
SHA1

f22ea3c3f08a0786c6be66092bcd3cd9e0345856
SHA256

e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d
SHA512

6c19befe354a5c99eb25e582c3767cedb1ddd4cc5766e886d73c9351682323f09bc12c08a131bda615be402ce358e385849bc2f7d0be7fcb228a4294a8111431
SSDEEP

12288:SATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:MT+KjUdQqboyyWoK1NGqzuhh

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\70A5601A = "C:\\Users\\Admin\\AppData\\Roaming\\70A5601A\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3012	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 3012	1692	e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe	31
PID 1692 wrote to memory of 3012	1692	e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe	31
PID 1692 wrote to memory of 3012	1692	e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe	31
PID 1692 wrote to memory of 3012	1692	e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe	31
PID 1692 wrote to memory of 3012	1692	e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe	31
PID 3012 wrote to memory of 1204	3012	winver.exe	21
PID 3012 wrote to memory of 1116	3012	winver.exe	19
PID 3012 wrote to memory of 1168	3012	winver.exe	20
PID 3012 wrote to memory of 1204	3012	winver.exe	21
PID 3012 wrote to memory of 1528	3012	winver.exe	25
PID 3012 wrote to memory of 1692	3012	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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\e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe
  "C:\Users\Admin\AppData\Local\Temp\e1c6a19dfbe0a225591e43ee34135f7f93c5b2664682b837a28b5ff5a067440d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1692
- - 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:3012

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1528

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 Information Discovery

T1082

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/1116-9-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1116-29-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1168-12-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-15-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1528-26-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/1528-18-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/1692-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3012-23-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/3012-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/3012-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download