tinba | 128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558d

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
26-11-2024 10:28

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General

Target

128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.exe
Size

45KB
MD5

570a5fb4bde2d8018f9ad199fc5a9470
SHA1

5b769d15c7f8c1877af99c29e3d1a90696ae8d62
SHA256

128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558d
SHA512

bf7a598a4a30e3531c357a2ed31538debc7958e6fbd08761dd4befd8de8e4d66e9b4afd22575cd31228e70a43f180adf6980ccf5033ba553e3df4679986e330a
SSDEEP

768:JhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:TsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\FA813A8B = "C:\\Users\\Admin\\AppData\\Roaming\\FA813A8B\\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	128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2836	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2836	2688	128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.exe	32
PID 2688 wrote to memory of 2836	2688	128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.exe	32
PID 2688 wrote to memory of 2836	2688	128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.exe	32
PID 2688 wrote to memory of 2836	2688	128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.exe	32
PID 2688 wrote to memory of 2836	2688	128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.exe	32
PID 2836 wrote to memory of 1180	2836	winver.exe	21
PID 2836 wrote to memory of 1060	2836	winver.exe	18
PID 2836 wrote to memory of 1108	2836	winver.exe	19
PID 2836 wrote to memory of 1180	2836	winver.exe	21
PID 2836 wrote to memory of 1940	2836	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1060

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1108

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.exe
  "C:\Users\Admin\AppData\Local\Temp\128c1212a704ae0c6a412e38b3a694afd2171cbed4031a23619c14406b41558dN.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:2836

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1940

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/1060-28-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x00000000776B1000-0x00000000776B2000-memory.dmp

Filesize
4KB

Download
memory/1108-25-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1108-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1180-27-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1180-4-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x00000000776B1000-0x00000000776B2000-memory.dmp

Filesize
4KB

Download
memory/1180-3-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download
memory/1180-21-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1940-24-0x0000000001CE0000-0x0000000001CE6000-memory.dmp

Filesize
24KB

Download
memory/1940-29-0x0000000001CE0000-0x0000000001CE6000-memory.dmp

Filesize
24KB

Download
memory/1940-30-0x00000000776B1000-0x00000000776B2000-memory.dmp

Filesize
4KB

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

Filesize
116KB

Download
memory/2688-13-0x0000000001C00000-0x0000000002600000-memory.dmp

Filesize
10.0MB

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

Filesize
116KB

Download
memory/2688-5-0x0000000001C00000-0x0000000002600000-memory.dmp

Filesize
10.0MB

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

Filesize
4KB

Download
memory/2836-11-0x0000000077660000-0x0000000077809000-memory.dmp

Filesize
1.7MB

Download
memory/2836-9-0x000000007785F000-0x0000000077861000-memory.dmp

Filesize
8KB

Download
memory/2836-8-0x000000007785F000-0x0000000077860000-memory.dmp

Filesize
4KB

Download
memory/2836-7-0x0000000077860000-0x0000000077861000-memory.dmp

Filesize
4KB

Download
memory/2836-6-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2836-31-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download