tinba | 1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-01-2025 11:28

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General

Target

1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe
Size

110KB
MD5

0666f9fa8cc953d85a7dd0929f1abe53
SHA1

3c603b7af893b2ad1781d7bba65e9e6925ada136
SHA256

1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89
SHA512

b0362746d10d9e6bb70920a5173519e00a9aea02ea63c24cb618e47b6638563ce3d6abfb9563a093d95073374ee2540597158f11a041a88ce89fe6a90869048e
SSDEEP

1536:PiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:PiyvRmDLs/ZrwWJjAqGcRJ2hA

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\43E9FEF8 = "C:\\Users\\Admin\\AppData\\Roaming\\43E9FEF8\\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/2384-0-0x0000000000400000-0x000000000041E000-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	1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe
1880	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1880	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 1880	2384	1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe	31
PID 2384 wrote to memory of 1880	2384	1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe	31
PID 2384 wrote to memory of 1880	2384	1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe	31
PID 2384 wrote to memory of 1880	2384	1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe	31
PID 2384 wrote to memory of 1880	2384	1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe	31
PID 1880 wrote to memory of 1192	1880	winver.exe	21
PID 1880 wrote to memory of 1116	1880	winver.exe	19
PID 1880 wrote to memory of 1168	1880	winver.exe	20
PID 1880 wrote to memory of 1192	1880	winver.exe	21
PID 1880 wrote to memory of 1644	1880	winver.exe	25

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:1192
- C:\Users\Admin\AppData\Local\Temp\1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe
  "C:\Users\Admin\AppData\Local\Temp\1cba2c030dd6f508b29b0c8ae6464c84256c049558f8124f958716733cbf2a89.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - 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:1880

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1644

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/1116-25-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1116-26-0x0000000076FC1000-0x0000000076FC2000-memory.dmp

Filesize
4KB

Download
memory/1168-35-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-30-0x0000000076FC1000-0x0000000076FC2000-memory.dmp

Filesize
4KB

Download
memory/1168-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000076FC1000-0x0000000076FC2000-memory.dmp

Filesize
4KB

Download
memory/1192-22-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1192-31-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1644-27-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1644-28-0x0000000076FC1000-0x0000000076FC2000-memory.dmp

Filesize
4KB

Download
memory/1644-24-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1880-11-0x0000000076F70000-0x0000000077119000-memory.dmp

Filesize
1.7MB

Download
memory/1880-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1880-7-0x0000000077170000-0x0000000077171000-memory.dmp

Filesize
4KB

Download
memory/1880-9-0x000000007716F000-0x0000000077171000-memory.dmp

Filesize
8KB

Download
memory/1880-8-0x000000007716F000-0x0000000077170000-memory.dmp

Filesize
4KB

Download
memory/1880-32-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1880-37-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2384-13-0x0000000001D00000-0x0000000002700000-memory.dmp

Filesize
10.0MB

Download
memory/2384-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2384-5-0x0000000001D00000-0x0000000002700000-memory.dmp

Filesize
10.0MB

Download
memory/2384-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2384-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download