tinba | dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 07:05

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General

Target

dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe
Size

160KB
MD5

ac6a264b7cc7cedabbc39db4400d9868
SHA1

f053c89d60c498c0302e63d1c516bd7e77896276
SHA256

dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383
SHA512

3e10f4d851e338dc37114ad7f5e4d79de58dd3ba4fed1f7b8fea36e5fb64e5226b8e0988a9e20b8d900745d6acf486a983a7c3d8b966d46a6c24db29b86a0092
SSDEEP

1536:DEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph0:AY+4MiIkLZJNAQ9J6v6

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\FCA09CF9 = "C:\\Users\\Admin\\AppData\\Roaming\\FCA09CF9\\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/2996-0-0x0000000000400000-0x0000000000428000-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	dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 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
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 2996 wrote to memory of 2700	2996	dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe	31
PID 2996 wrote to memory of 2700	2996	dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe	31
PID 2996 wrote to memory of 2700	2996	dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe	31
PID 2996 wrote to memory of 2700	2996	dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe	31
PID 2996 wrote to memory of 2700	2996	dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe	31
PID 2700 wrote to memory of 1200	2700	winver.exe	21
PID 2700 wrote to memory of 1104	2700	winver.exe	19
PID 2700 wrote to memory of 1168	2700	winver.exe	20
PID 2700 wrote to memory of 1200	2700	winver.exe	21
PID 2700 wrote to memory of 1860	2700	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe
  "C:\Users\Admin\AppData\Local\Temp\dda9492c7453b40215990fc36578bce90a68c1f302a5001d471ff0d84b4b9383.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2996
- - 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:1860

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/1104-27-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1104-28-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1168-19-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1168-29-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x0000000002B90000-0x0000000002B96000-memory.dmp

Filesize
24KB

Download
memory/1200-21-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1200-24-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/1860-23-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/1860-26-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1860-25-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/2700-11-0x00000000772E0000-0x0000000077489000-memory.dmp

Filesize
1.7MB

Download
memory/2700-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2700-7-0x00000000774E0000-0x00000000774E1000-memory.dmp

Filesize
4KB

Download
memory/2700-8-0x00000000774DF000-0x00000000774E0000-memory.dmp

Filesize
4KB

Download
memory/2700-9-0x00000000774DF000-0x00000000774E1000-memory.dmp

Filesize
8KB

Download
memory/2700-30-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2996-13-0x0000000001C90000-0x0000000002690000-memory.dmp

Filesize
10.0MB

Download
memory/2996-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2996-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2996-5-0x0000000001C90000-0x0000000002690000-memory.dmp

Filesize
10.0MB

Download
memory/2996-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download