tinba | d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/12/2024, 12:18

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General

Target

d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe
Size

45KB
MD5

b5271ad4a32011a11bdf806e931484d0
SHA1

4992652a58ca8b844918aa93d7d1c77ec174d692
SHA256

d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd
SHA512

17da29910d23e1b6c390f52ee970ae8d88daa2b57103ec95ecec5ba6c2d304f95202566a58215279ad1feced6f27a5aab959e3147dfd39cdc0fc8a16c1a42e2a
SSDEEP

768:2hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2H:asWE9N5dFu53dsniQaB/xZ14n7zIF+qT

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\3FB46E93 = "C:\\Users\\Admin\\AppData\\Roaming\\3FB46E93\\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/2688-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

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 1 IoCs

pid	Process
2844	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2844	2688	d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe	32
PID 2688 wrote to memory of 2844	2688	d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe	32
PID 2688 wrote to memory of 2844	2688	d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe	32
PID 2688 wrote to memory of 2844	2688	d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe	32
PID 2688 wrote to memory of 2844	2688	d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe	32
PID 2844 wrote to memory of 1212	2844	winver.exe	21
PID 2844 wrote to memory of 1112	2844	winver.exe	19
PID 2844 wrote to memory of 1164	2844	winver.exe	20
PID 2844 wrote to memory of 1212	2844	winver.exe	21
PID 2844 wrote to memory of 1612	2844	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:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe
  "C:\Users\Admin\AppData\Local\Temp\d3c184794e1c58bac00752c4049fd96e5fdb53261356525461546a5752e08dbd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2688
- - 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:1612

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/1112-26-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1112-27-0x00000000771A1000-0x00000000771A2000-memory.dmp

Filesize
4KB

Download
memory/1164-29-0x00000000771A1000-0x00000000771A2000-memory.dmp

Filesize
4KB

Download
memory/1164-37-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1164-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1164-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x00000000771A1000-0x00000000771A2000-memory.dmp

Filesize
4KB

Download
memory/1212-30-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-23-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1612-31-0x00000000022D0000-0x00000000022D6000-memory.dmp

Filesize
24KB

Download
memory/1612-32-0x00000000771A1000-0x00000000771A2000-memory.dmp

Filesize
4KB

Download
memory/1612-25-0x00000000022D0000-0x00000000022D6000-memory.dmp

Filesize
24KB

Download
memory/2688-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2688-13-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2688-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2688-5-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2688-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2844-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2844-7-0x0000000077350000-0x0000000077351000-memory.dmp

Filesize
4KB

Download
memory/2844-8-0x000000007734F000-0x0000000077350000-memory.dmp

Filesize
4KB

Download
memory/2844-9-0x000000007734F000-0x0000000077351000-memory.dmp

Filesize
8KB

Download
memory/2844-11-0x0000000077150000-0x00000000772F9000-memory.dmp

Filesize
1.7MB

Download
memory/2844-33-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download