tinba | 82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 14:48

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General

Target

82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe
Size

110KB
MD5

b697e5ef4a1481680175d0a0de8cad86
SHA1

9243ac847737ee47544131ce826b792d1585aa42
SHA256

82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180
SHA512

2413a6203413b2b9ac5d75fded61eb67ab031329721cb4f048e6cb4affa8c0f8eb402bca82bdcd7f7e119ce095c59ed6dce14bab3fee0d96412834e0fa08fde6
SSDEEP

1536:liLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:liyvRmDLs/ZrwWJjAqGcRJ2hg

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\E7EF8B7A = "C:\\Users\\Admin\\AppData\\Roaming\\E7EF8B7A\\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/2604-0-0x0000000000400000-0x000000000041E000-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	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe
2584	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2584	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2584	2604	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	31
PID 2604 wrote to memory of 2584	2604	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	31
PID 2604 wrote to memory of 2584	2604	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	31
PID 2604 wrote to memory of 2584	2604	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	31
PID 2604 wrote to memory of 2584	2604	82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe	31
PID 2584 wrote to memory of 1200	2584	winver.exe	21
PID 2584 wrote to memory of 1088	2584	winver.exe	19
PID 2584 wrote to memory of 1172	2584	winver.exe	20
PID 2584 wrote to memory of 1200	2584	winver.exe	21
PID 2584 wrote to memory of 1416	2584	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1088

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe
  "C:\Users\Admin\AppData\Local\Temp\82975e6fe5899d4b468a2cce14e33a276a99e635c8d7d8348f851eb2dfa71180.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2604
- - 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:2584

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1416

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/1088-27-0x0000000001BC0000-0x0000000001BC6000-memory.dmp

Filesize
24KB

Download
memory/1088-36-0x0000000001BC0000-0x0000000001BC6000-memory.dmp

Filesize
24KB

Download
memory/1088-28-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1172-21-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-30-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1172-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1200-26-0x0000000002A50000-0x0000000002A56000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1200-4-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1200-23-0x0000000002A50000-0x0000000002A56000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1416-31-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/1416-32-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1416-25-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/2584-11-0x0000000077820000-0x00000000779C9000-memory.dmp

Filesize
1.7MB

Download
memory/2584-6-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2584-7-0x0000000077A20000-0x0000000077A21000-memory.dmp

Filesize
4KB

Download
memory/2584-8-0x0000000077A1F000-0x0000000077A20000-memory.dmp

Filesize
4KB

Download
memory/2584-9-0x0000000077A1F000-0x0000000077A21000-memory.dmp

Filesize
8KB

Download
memory/2584-33-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2604-14-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2604-13-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2604-5-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2604-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2604-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download