tinba | 9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abd

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-11-2024 06:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe
Size

45KB
MD5

837977337471e4df4ed72b5f8c218f20
SHA1

879f175ebef2c77cce2e65d2af82b8bb8da55c4d
SHA256

9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abd
SHA512

6681dd4b09ab24154ed96d66dbc8bf27c8f8f5ae4cfdf183395a02f779efca3990ff71853a574d15317a48c94f28c69b16421cbe78fc68d68e36c1e371b59e20
SSDEEP

768:JhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:TsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\EC2727FD = "C:\\Users\\Admin\\AppData\\Roaming\\EC2727FD\\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/2396-0-0x0000000000400000-0x000000000041D000-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	9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe
1700	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1700	winver.exe
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 1700	2396	9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe	31
PID 2396 wrote to memory of 1700	2396	9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe	31
PID 2396 wrote to memory of 1700	2396	9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe	31
PID 2396 wrote to memory of 1700	2396	9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe	31
PID 2396 wrote to memory of 1700	2396	9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe	31
PID 1700 wrote to memory of 1192	1700	winver.exe	21
PID 1700 wrote to memory of 1104	1700	winver.exe	19
PID 1700 wrote to memory of 1160	1700	winver.exe	20
PID 1700 wrote to memory of 1192	1700	winver.exe	21
PID 1700 wrote to memory of 1736	1700	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1192
- C:\Users\Admin\AppData\Local\Temp\9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe
  "C:\Users\Admin\AppData\Local\Temp\9291730bc0dbde46226358bf537bab84d783a92d4ef3f5b4ca4ae08a91767abdN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - 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:1700

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1736

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

Loading Replay Monitor...

Downloads

memory/1104-25-0x0000000077CD1000-0x0000000077CD2000-memory.dmp

Filesize
4KB

Download
memory/1104-24-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1160-26-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1160-19-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1192-21-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1192-27-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077CD1000-0x0000000077CD2000-memory.dmp

Filesize
4KB

Download
memory/1700-11-0x0000000077C80000-0x0000000077E29000-memory.dmp

Filesize
1.7MB

Download
memory/1700-8-0x0000000077E7F000-0x0000000077E80000-memory.dmp

Filesize
4KB

Download
memory/1700-30-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1700-9-0x0000000077E7F000-0x0000000077E81000-memory.dmp

Filesize
8KB

Download
memory/1700-7-0x0000000077E80000-0x0000000077E81000-memory.dmp

Filesize
4KB

Download
memory/1700-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1736-23-0x0000000001BE0000-0x0000000001BE6000-memory.dmp

Filesize
24KB

Download
memory/1736-29-0x0000000077CD1000-0x0000000077CD2000-memory.dmp

Filesize
4KB

Download
memory/1736-28-0x0000000001BE0000-0x0000000001BE6000-memory.dmp

Filesize
24KB

Download
memory/2396-13-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/2396-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2396-5-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/2396-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2396-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download