tinba | 2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-01-2025 21:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe
Size

45KB
MD5

9971a40ee69ca382baecff9c8ba9d5b6
SHA1

6041e2d0fc89f991c6c3ad395bc6b77c5d283c26
SHA256

2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af
SHA512

debb6ccf2ec56980dcd7d8b4bc0aea9b5c205e2e40ce900bfd6222e25bb10061f1ef3a3a425d72f51ba781b0eb0236e82bce9b7cfd9139ca3f559f99431c410e
SSDEEP

768:4hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2d:EsWE9N5dFu53dsniQaB/xZ14n7zIF+qh

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\4C234650 = "C:\\Users\\Admin\\AppData\\Roaming\\4C234650\\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/3040-0-0x0000000000400000-0x000000000041D000-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	2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe
2364	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2364	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2364	3040	2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe	31
PID 3040 wrote to memory of 2364	3040	2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe	31
PID 3040 wrote to memory of 2364	3040	2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe	31
PID 3040 wrote to memory of 2364	3040	2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe	31
PID 3040 wrote to memory of 2364	3040	2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe	31
PID 2364 wrote to memory of 1180	2364	winver.exe	21
PID 2364 wrote to memory of 1108	2364	winver.exe	19
PID 2364 wrote to memory of 1152	2364	winver.exe	20
PID 2364 wrote to memory of 1180	2364	winver.exe	21
PID 2364 wrote to memory of 464	2364	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe
  "C:\Users\Admin\AppData\Local\Temp\2520bf079803f2e8636afcd749295d18db164ed3e13e9d4f0ccd7693507bd9af.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - 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:2364

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:464

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/464-29-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/464-23-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/464-28-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1152-19-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-24-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-25-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1180-3-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1180-27-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1180-4-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1180-21-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/2364-11-0x0000000077470000-0x0000000077619000-memory.dmp

Filesize
1.7MB

Download
memory/2364-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2364-7-0x0000000077670000-0x0000000077671000-memory.dmp

Filesize
4KB

Download
memory/2364-8-0x000000007766F000-0x0000000077670000-memory.dmp

Filesize
4KB

Download
memory/2364-9-0x000000007766F000-0x0000000077671000-memory.dmp

Filesize
8KB

Download
memory/2364-30-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3040-13-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/3040-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3040-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3040-5-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/3040-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download