tinba | da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 20:20

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General

Target

da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe
Size

110KB
MD5

44d3999e6b7a9d75b372033a7878a4e9
SHA1

1db971dadc5e0b5ead4a196219cc841050e59628
SHA256

da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28
SHA512

3cc2551938520a46e8edf31e9c238dee65bb2a04e09012abe1b4203d82f5de276a5d279eab1dd1136eabd64cc36ec902c718386448c26dc64599cb14c67e11f1
SSDEEP

1536:liLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EQ:liyvRmDLs/ZrwWJjAqGcRJ2hQ

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\6D23F9D1 = "C:\\Users\\Admin\\AppData\\Roaming\\6D23F9D1\\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/2592-0-0x0000000000400000-0x000000000041E000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe
2436	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2436	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2436	2592	da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe	31
PID 2592 wrote to memory of 2436	2592	da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe	31
PID 2592 wrote to memory of 2436	2592	da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe	31
PID 2592 wrote to memory of 2436	2592	da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe	31
PID 2592 wrote to memory of 2436	2592	da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe	31
PID 2436 wrote to memory of 1288	2436	winver.exe	21
PID 2436 wrote to memory of 1112	2436	winver.exe	19
PID 2436 wrote to memory of 1204	2436	winver.exe	20
PID 2436 wrote to memory of 1288	2436	winver.exe	21
PID 2436 wrote to memory of 1616	2436	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:1204

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1288
- C:\Users\Admin\AppData\Local\Temp\da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe
  "C:\Users\Admin\AppData\Local\Temp\da867d96f5a1025594feabde61c915bab32611c4167641d807fbb98bd801af28.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2592
- - 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:2436

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1616

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/1112-24-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1112-25-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1112-22-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1112-23-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1112-39-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1204-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1204-32-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1288-2-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/1288-3-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/1288-4-0x00000000029A0000-0x00000000029A6000-memory.dmp

Filesize
24KB

Download
memory/1288-10-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1288-33-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1616-34-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1616-35-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1616-31-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/2436-11-0x0000000077B30000-0x0000000077CD9000-memory.dmp

Filesize
1.7MB

Download
memory/2436-26-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2436-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2436-7-0x0000000077D30000-0x0000000077D31000-memory.dmp

Filesize
4KB

Download
memory/2436-8-0x0000000077D2F000-0x0000000077D30000-memory.dmp

Filesize
4KB

Download
memory/2436-9-0x0000000077D2F000-0x0000000077D31000-memory.dmp

Filesize
8KB

Download
memory/2592-13-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2592-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2592-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2592-5-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2592-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download