tinba | 52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af

Analysis

max time kernel
149s
max time network
147s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 00:10

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General

Target

52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe
Size

160KB
MD5

cedeb9a9d9176194bcbdec2148684d63
SHA1

3bebc8bf2675f6dac6f972b76c80e6e2976fcb15
SHA256

52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af
SHA512

2b9b2b4c538242bd1cb91be7e0e0c85db75bbcbc1f117ce92fa20dd69121d403fcefff7518779b4c0e22927eb3a520ed11a47bb65a3ccb2e930fdf54705cd40e
SSDEEP

1536:fEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph0:MY+4MiIkLZJNAQ9J6vq

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\21F5E7EC = "C:\\Users\\Admin\\AppData\\Roaming\\21F5E7EC\\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/1040-0-0x0000000000400000-0x0000000000428000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3012	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1040 wrote to memory of 3012	1040	52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe	30
PID 1040 wrote to memory of 3012	1040	52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe	30
PID 1040 wrote to memory of 3012	1040	52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe	30
PID 1040 wrote to memory of 3012	1040	52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe	30
PID 1040 wrote to memory of 3012	1040	52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe	30
PID 3012 wrote to memory of 1364	3012	winver.exe	21
PID 3012 wrote to memory of 1176	3012	winver.exe	19
PID 3012 wrote to memory of 1312	3012	winver.exe	20
PID 3012 wrote to memory of 1364	3012	winver.exe	21
PID 3012 wrote to memory of 1480	3012	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1176

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1312

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1364
- C:\Users\Admin\AppData\Local\Temp\52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe
  "C:\Users\Admin\AppData\Local\Temp\52de61824deb74e4cda27f246f88818ad83ffd912c45819d38a8a4de9cb4d5af.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1040
- - 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:3012

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1480

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/1040-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1040-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1040-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1040-13-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/1040-5-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/1176-27-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1312-26-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1312-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1312-25-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1364-10-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1364-22-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1364-4-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1364-3-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1364-2-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1364-28-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1480-29-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1480-30-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1480-24-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/3012-11-0x0000000077BE0000-0x0000000077D89000-memory.dmp

Filesize
1.7MB

Download
memory/3012-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/3012-7-0x0000000077DE0000-0x0000000077DE1000-memory.dmp

Filesize
4KB

Download
memory/3012-8-0x0000000077DDF000-0x0000000077DE0000-memory.dmp

Filesize
4KB

Download
memory/3012-9-0x0000000077DDF000-0x0000000077DE1000-memory.dmp

Filesize
8KB

Download
memory/3012-31-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download