tinba | 593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-02-2025 11:49

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General

Target

593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe
Size

49KB
MD5

85b99656e973119cdd402fdec79412d0
SHA1

df1b1f9ed2e8391c5f3db549e0e1954c5cc24373
SHA256

593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19
SHA512

27260a2d961a8e89310e635cf15617d35556d4cac4657a4641cab6c7866be2df0d86600cc057068abe2487d40c835b38cdf49a29ad5f097ad6513d8e1456e2af
SSDEEP

1536:DOBLXNqgzf2v6b6NkXklZlogHGe9eBXW:DYLduv6OqXIlogmjW

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\D31B05DC = "C:\\Users\\Admin\\AppData\\Roaming\\D31B05DC\\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/2764-0-0x0000000000400000-0x000000000041D000-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	593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2700	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2700	2764	593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe	32
PID 2764 wrote to memory of 2700	2764	593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe	32
PID 2764 wrote to memory of 2700	2764	593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe	32
PID 2764 wrote to memory of 2700	2764	593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe	32
PID 2764 wrote to memory of 2700	2764	593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe	32
PID 2700 wrote to memory of 1148	2700	winver.exe	20
PID 2700 wrote to memory of 1064	2700	winver.exe	17
PID 2700 wrote to memory of 1092	2700	winver.exe	19
PID 2700 wrote to memory of 1148	2700	winver.exe	20
PID 2700 wrote to memory of 1220	2700	winver.exe	23

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1064

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1148
- C:\Users\Admin\AppData\Local\Temp\593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe
  "C:\Users\Admin\AppData\Local\Temp\593c0b70db0a32fe05ef235a99fbbd4d55c3c4f3521a1ba235a91d9d75d97b19N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - 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:2700

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1220

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/1064-26-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1064-27-0x0000000077711000-0x0000000077712000-memory.dmp

Filesize
4KB

Download
memory/1092-37-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1092-29-0x0000000077711000-0x0000000077712000-memory.dmp

Filesize
4KB

Download
memory/1092-28-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1092-21-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1148-3-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1148-23-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1148-2-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1148-10-0x0000000077711000-0x0000000077712000-memory.dmp

Filesize
4KB

Download
memory/1148-30-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1148-4-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1220-25-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/1220-32-0x0000000077711000-0x0000000077712000-memory.dmp

Filesize
4KB

Download
memory/1220-31-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/2700-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2700-11-0x00000000776C0000-0x0000000077869000-memory.dmp

Filesize
1.7MB

Download
memory/2700-9-0x00000000778BF000-0x00000000778C1000-memory.dmp

Filesize
8KB

Download
memory/2700-8-0x00000000778BF000-0x00000000778C0000-memory.dmp

Filesize
4KB

Download
memory/2700-7-0x00000000778C0000-0x00000000778C1000-memory.dmp

Filesize
4KB

Download
memory/2700-33-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2764-13-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2764-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2764-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2764-5-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2764-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download