tinba | d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 09:43

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General

Target

d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe
Size

146KB
MD5

b90d5c819d38160fd02d692b7fc3aa5f
SHA1

c22f4209c3ab4007c25a767e27d2bd8e419d1979
SHA256

d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13
SHA512

67f57967bf9d9c29c920338b5fb5a064117383a125a2b2193289e32fd1d79b0d51d67ee011030e13dfdcca9332a526400ccf8371a8a631c3fae046a09dd6dbf3
SSDEEP

1536:ziLOvRmmQegJ3BbmAQ256/ZrwWnL8SOV7CW2YqjhOrmK6o8v0E5:ziyvRmbLs/ZrwWL/OV7GjQqpo8l5

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\48A1FF18 = "C:\\Users\\Admin\\AppData\\Roaming\\48A1FF18\\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/2200-0-0x0000000000400000-0x0000000000425000-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	d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe
2892	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2892	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 2892	2200	d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe	31
PID 2200 wrote to memory of 2892	2200	d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe	31
PID 2200 wrote to memory of 2892	2200	d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe	31
PID 2200 wrote to memory of 2892	2200	d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe	31
PID 2200 wrote to memory of 2892	2200	d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe	31
PID 2892 wrote to memory of 1344	2892	winver.exe	21
PID 2892 wrote to memory of 1172	2892	winver.exe	19
PID 2892 wrote to memory of 1284	2892	winver.exe	20
PID 2892 wrote to memory of 1344	2892	winver.exe	21
PID 2892 wrote to memory of 1488	2892	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1284

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1344
- C:\Users\Admin\AppData\Local\Temp\d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe
  "C:\Users\Admin\AppData\Local\Temp\d5bc0a6b071a77cdc97e570a4e8afd0b498dbfd6dca05dbfbdf74931e816ec13.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2200
- - 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:2892

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1488

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/1172-27-0x0000000001BC0000-0x0000000001BC6000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1284-20-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1284-29-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1344-10-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1344-22-0x0000000002A40000-0x0000000002A46000-memory.dmp

Filesize
24KB

Download
memory/1344-3-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download
memory/1344-2-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download
memory/1344-26-0x0000000002A40000-0x0000000002A46000-memory.dmp

Filesize
24KB

Download
memory/1344-4-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download
memory/1488-31-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1488-30-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1488-25-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/2200-14-0x0000000001E40000-0x0000000002840000-memory.dmp

Filesize
10.0MB

Download
memory/2200-5-0x0000000001E40000-0x0000000002840000-memory.dmp

Filesize
10.0MB

Download
memory/2200-13-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2200-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2200-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2892-6-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2892-7-0x0000000077DE0000-0x0000000077DE1000-memory.dmp

Filesize
4KB

Download
memory/2892-8-0x0000000077DDF000-0x0000000077DE0000-memory.dmp

Filesize
4KB

Download
memory/2892-9-0x0000000077DDF000-0x0000000077DE1000-memory.dmp

Filesize
8KB

Download
memory/2892-11-0x0000000077BE0000-0x0000000077D89000-memory.dmp

Filesize
1.7MB

Download
memory/2892-32-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download