tinba | 7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:46

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General

Target

7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe
Size

110KB
MD5

4295530629cd45bfad649301ac41f50f
SHA1

09001ba13ca6239f3a39b21b48995a89cd7dc8ed
SHA256

7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31
SHA512

a120906ea54705a88eb554545f45435e450d7f42b660ae755df268e0151b49b925ef2b88b98a19d41501d1ac7dd9441cffe0fe11974f3526dc74bfb62809ef97
SSDEEP

1536:+iLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:+iyvRmDLs/ZrwWJjAqGcRJ2hw

Score

10^/10

tinba banker discovery persistence trojan upx

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\0F62E29E = "C:\\Users\\Admin\\AppData\\Roaming\\0F62E29E\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2360-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

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	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2696	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2696	2360	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	31
PID 2360 wrote to memory of 2696	2360	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	31
PID 2360 wrote to memory of 2696	2360	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	31
PID 2360 wrote to memory of 2696	2360	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	31
PID 2360 wrote to memory of 2696	2360	7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe	31
PID 2696 wrote to memory of 1200	2696	winver.exe	21
PID 2696 wrote to memory of 1116	2696	winver.exe	19
PID 2696 wrote to memory of 1172	2696	winver.exe	20
PID 2696 wrote to memory of 1200	2696	winver.exe	21
PID 2696 wrote to memory of 896	2696	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe
  "C:\Users\Admin\AppData\Local\Temp\7909fff47394cd118aa6ee157a079d66216e657933f385afae9d0aaff6ea0b31.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2360
- - 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:2696

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:896

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/896-25-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/896-32-0x0000000077561000-0x0000000077562000-memory.dmp

Filesize
4KB

Download
memory/896-31-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1116-26-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1116-27-0x0000000077561000-0x0000000077562000-memory.dmp

Filesize
4KB

Download
memory/1172-29-0x0000000077561000-0x0000000077562000-memory.dmp

Filesize
4KB

Download
memory/1172-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1172-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1172-37-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000077561000-0x0000000077562000-memory.dmp

Filesize
4KB

Download
memory/1200-22-0x0000000002130000-0x0000000002136000-memory.dmp

Filesize
24KB

Download
memory/1200-30-0x0000000002130000-0x0000000002136000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/2360-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2360-13-0x0000000001D30000-0x0000000002730000-memory.dmp

Filesize
10.0MB

Download
memory/2360-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2360-5-0x0000000001D30000-0x0000000002730000-memory.dmp

Filesize
10.0MB

Download
memory/2360-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2696-11-0x0000000077510000-0x00000000776B9000-memory.dmp

Filesize
1.7MB

Download
memory/2696-7-0x0000000077710000-0x0000000077711000-memory.dmp

Filesize
4KB

Download
memory/2696-8-0x000000007770F000-0x0000000077710000-memory.dmp

Filesize
4KB

Download
memory/2696-9-0x000000007770F000-0x0000000077711000-memory.dmp

Filesize
8KB

Download
memory/2696-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2696-33-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download