tinba | 239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03-11-2024 20:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe
Size

59KB
MD5

45274c7acfed6128f1228fa0e3def123
SHA1

a926752953599189e50904f0b28bcf6e597e3724
SHA256

239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79
SHA512

d5088f7ac56fe7f11502ae9c4ca156b58726620f29a5581ad9b5c81a7dd5838c406f08c9d686947ce5b0e726e7320160c430a751ce3f8f5e62c0ac3b27d1989e
SSDEEP

768:/+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9J1:/+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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\C850E9CB = "C:\\Users\\Admin\\AppData\\Roaming\\C850E9CB\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe
1988	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1988	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 1988	2468	239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe	31
PID 2468 wrote to memory of 1988	2468	239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe	31
PID 2468 wrote to memory of 1988	2468	239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe	31
PID 2468 wrote to memory of 1988	2468	239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe	31
PID 2468 wrote to memory of 1988	2468	239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe	31
PID 1988 wrote to memory of 1196	1988	winver.exe	21
PID 1988 wrote to memory of 1116	1988	winver.exe	19
PID 1988 wrote to memory of 1172	1988	winver.exe	20
PID 1988 wrote to memory of 1196	1988	winver.exe	21
PID 1988 wrote to memory of 1192	1988	winver.exe	25

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe
  "C:\Users\Admin\AppData\Local\Temp\239300e9a7e6f2c54457a144f017711fab9f4f952e4e2153cd55df8bc087ff79.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2468
- - 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:1988

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1192

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

Loading Replay Monitor...

Downloads

memory/1116-24-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1116-25-0x0000000077AA1000-0x0000000077AA2000-memory.dmp

Filesize
4KB

Download
memory/1172-26-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1172-18-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1192-29-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1192-28-0x0000000077AA1000-0x0000000077AA2000-memory.dmp

Filesize
4KB

Download
memory/1192-23-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1196-9-0x0000000077AA1000-0x0000000077AA2000-memory.dmp

Filesize
4KB

Download
memory/1196-3-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-20-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1988-6-0x0000000077C50000-0x0000000077C51000-memory.dmp

Filesize
4KB

Download
memory/1988-10-0x0000000077A50000-0x0000000077BF9000-memory.dmp

Filesize
1.7MB

Download
memory/1988-8-0x0000000077C4F000-0x0000000077C51000-memory.dmp

Filesize
8KB

Download
memory/1988-7-0x0000000077C4F000-0x0000000077C50000-memory.dmp

Filesize
4KB

Download
memory/1988-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1988-30-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1988-35-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2468-12-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/2468-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2468-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2468-4-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download