tinba | 7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a

General

Target

7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe
Size

160KB
MD5

569b8f3aa497826d3acf8f755593c2f3
SHA1

5075d354f475c9bc73ce903e42ef18fd65b04975
SHA256

7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a
SHA512

c742e592bee729ef9fac420984d169c6c9514b9636a25b284636f637cf5b5ff5ef96796780bf0304423e026304d6fac44049eb523e1a139513e36ea94a869240
SSDEEP

1536:oEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xphM:rY+4MiIkLZJNAQ9J6vu

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

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\B2379037 = "C:\\Users\\Admin\\AppData\\Roaming\\B2379037\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2208-0-0x0000000000400000-0x0000000000428000-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

Processes:

7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exewinver.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

Processes:

winver.exe

pid	process
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe
2844	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

winver.exeExplorer.EXE

pid process

2844 winver.exe
1240 Explorer.EXE
1240 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1240 Explorer.EXE
1240 Explorer.EXE

pid	process
1240	Explorer.EXE
1240	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exewinver.exe

description	pid	process	target process
PID 2208 wrote to memory of 2844	2208	7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe	winver.exe
PID 2208 wrote to memory of 2844	2208	7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe	winver.exe
PID 2208 wrote to memory of 2844	2208	7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe	winver.exe
PID 2208 wrote to memory of 2844	2208	7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe	winver.exe
PID 2208 wrote to memory of 2844	2208	7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe	winver.exe
PID 2844 wrote to memory of 1240	2844	winver.exe	Explorer.EXE
PID 2844 wrote to memory of 1104	2844	winver.exe	taskhost.exe
PID 2844 wrote to memory of 1204	2844	winver.exe	Dwm.exe
PID 2844 wrote to memory of 1240	2844	winver.exe	Explorer.EXE
PID 2844 wrote to memory of 1364	2844	winver.exe	DllHost.exe

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1240
- C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe
  "C:\Users\Admin\AppData\Local\Temp\7a20772521bba0f2baf27c4e0ba99ea20f93964958ba6103f3625c5e975e250a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2208
- - 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:2844

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1104-25-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1204-27-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1204-19-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1240-3-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1240-2-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1240-30-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/1240-4-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1240-10-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/1240-21-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/1364-24-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1364-28-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1364-29-0x0000000077631000-0x0000000077632000-memory.dmp

Filesize
4KB

Download
memory/2208-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2208-13-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2208-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2208-5-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2208-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2844-11-0x00000000775E0000-0x0000000077789000-memory.dmp

Filesize
1.7MB

Download
memory/2844-9-0x00000000777DF000-0x00000000777E1000-memory.dmp

Filesize
8KB

Download
memory/2844-8-0x00000000777DF000-0x00000000777E0000-memory.dmp

Filesize
4KB

Download
memory/2844-7-0x00000000777E0000-0x00000000777E1000-memory.dmp

Filesize
4KB

Download
memory/2844-6-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2844-31-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2844-36-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads