tinba | 147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 13:09

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General

Target

147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe
Size

59KB
MD5

f42702d6f407d06841ba7c59e2e05400
SHA1

6998bdb0e45f38063725a24d8920743e91849894
SHA256

147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9
SHA512

86b7853e788dd7dde59fa3c90744d30f0b636974aa5b848aa31292da5144dc0f635916475d40200caeaa01ca988d317eadfe99c0bf35962f82b38735b91254b6
SSDEEP

768:K+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9J1:K+mFM2HXKZgiFP7xIksu+XM5O9J1

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\37A7E6E8 = "C:\\Users\\Admin\\AppData\\Roaming\\37A7E6E8\\bin.exe"	winver.exe

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	147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe
2100	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2100	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 2100	3052	147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe	31
PID 3052 wrote to memory of 2100	3052	147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe	31
PID 3052 wrote to memory of 2100	3052	147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe	31
PID 3052 wrote to memory of 2100	3052	147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe	31
PID 3052 wrote to memory of 2100	3052	147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe	31
PID 2100 wrote to memory of 1204	2100	winver.exe	21
PID 2100 wrote to memory of 1116	2100	winver.exe	19
PID 2100 wrote to memory of 1176	2100	winver.exe	20
PID 2100 wrote to memory of 1204	2100	winver.exe	21
PID 2100 wrote to memory of 1500	2100	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe
  "C:\Users\Admin\AppData\Local\Temp\147766797ffb225381cad26846fad2c370fcbcd44316e9a193a23d00cb3707b9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3052
- - 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:2100

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1500

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/1116-24-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1116-27-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1116-30-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1116-26-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1116-31-0x0000000001FB0000-0x0000000001FB6000-memory.dmp

Filesize
24KB

Download
memory/1176-18-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1176-28-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1176-29-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1204-34-0x0000000002D70000-0x0000000002D76000-memory.dmp

Filesize
24KB

Download
memory/1204-9-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1204-1-0x0000000003160000-0x0000000003166000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000003160000-0x0000000003166000-memory.dmp

Filesize
24KB

Download
memory/1204-20-0x0000000002D70000-0x0000000002D76000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000003160000-0x0000000003166000-memory.dmp

Filesize
24KB

Download
memory/1500-23-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1500-32-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/1500-36-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1500-37-0x0000000077BD1000-0x0000000077BD2000-memory.dmp

Filesize
4KB

Download
memory/2100-6-0x0000000077D80000-0x0000000077D81000-memory.dmp

Filesize
4KB

Download
memory/2100-25-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2100-10-0x0000000077B80000-0x0000000077D29000-memory.dmp

Filesize
1.7MB

Download
memory/2100-7-0x0000000077D7F000-0x0000000077D80000-memory.dmp

Filesize
4KB

Download
memory/2100-5-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2100-8-0x0000000077D7F000-0x0000000077D81000-memory.dmp

Filesize
8KB

Download
memory/3052-4-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/3052-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3052-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3052-12-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download