tinba | 5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 19:03

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General

Target

5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe
Size

89KB
MD5

a99b8146e9d77b33dcf8b2ef8805b938
SHA1

074dba9f6ac873aed940bc9ef6c371c42fdff157
SHA256

5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b
SHA512

45cc0015c7983379f31f919371da7c16580afc3ebd6f232ffd2bd008b0007c71e5da6b76a07f622ddbcfbb946b49fb08a26c4621ee5dd40f96a5dc3273dcef47
SSDEEP

1536:p1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7K:j+4MJIkLZJNAQ9Jo9K

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\D07EC8E6 = "C:\\Users\\Admin\\AppData\\Roaming\\D07EC8E6\\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/2376-0-0x0000000000400000-0x0000000000418000-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	5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe
2960	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2960	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2960	2376	5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe	32
PID 2376 wrote to memory of 2960	2376	5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe	32
PID 2376 wrote to memory of 2960	2376	5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe	32
PID 2376 wrote to memory of 2960	2376	5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe	32
PID 2376 wrote to memory of 2960	2376	5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe	32
PID 2960 wrote to memory of 1200	2960	winver.exe	21
PID 2960 wrote to memory of 1108	2960	winver.exe	19
PID 2960 wrote to memory of 1160	2960	winver.exe	20
PID 2960 wrote to memory of 1200	2960	winver.exe	21
PID 2960 wrote to memory of 2036	2960	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:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe
  "C:\Users\Admin\AppData\Local\Temp\5177964873c0aab19143077d3802a35d23a9a1cd4b19e42ca68f2e149ff8175b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - 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:2960

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2036

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/1108-22-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1108-23-0x0000000077941000-0x0000000077942000-memory.dmp

Filesize
4KB

Download
memory/1160-21-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1160-33-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1160-24-0x0000000077941000-0x0000000077942000-memory.dmp

Filesize
4KB

Download
memory/1200-4-0x0000000002F70000-0x0000000002F76000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002F70000-0x0000000002F76000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000077941000-0x0000000077942000-memory.dmp

Filesize
4KB

Download
memory/1200-27-0x00000000020A0000-0x00000000020A6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002F70000-0x0000000002F76000-memory.dmp

Filesize
24KB

Download
memory/1200-34-0x00000000020A0000-0x00000000020A6000-memory.dmp

Filesize
24KB

Download
memory/2036-30-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/2036-31-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/2036-32-0x0000000077941000-0x0000000077942000-memory.dmp

Filesize
4KB

Download
memory/2376-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2376-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2376-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2376-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2376-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2960-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2960-7-0x0000000077AF0000-0x0000000077AF1000-memory.dmp

Filesize
4KB

Download
memory/2960-8-0x0000000077AEF000-0x0000000077AF0000-memory.dmp

Filesize
4KB

Download
memory/2960-9-0x0000000077AEF000-0x0000000077AF1000-memory.dmp

Filesize
8KB

Download
memory/2960-11-0x00000000778F0000-0x0000000077A99000-memory.dmp

Filesize
1.7MB

Download
memory/2960-39-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download