tinba | 76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125db

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
20-12-2024 00:35

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General

Target

76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe
Size

110KB
MD5

54cf695f42ca9fd92d7086beb13cd620
SHA1

de29413bd3abe30018cfd0739d95dc236a00e1d5
SHA256

76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125db
SHA512

80930a129e742553ddee00b127e46280fa23f0bd4925c2e9cb09d5fa074c0cbc644dd3b1473d8d8ded6d77a4b41252c3aa4885ac7f44806b1012af85f6127cfd
SSDEEP

1536:/iLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:/iyvRmDLs/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\6394A062 = "C:\\Users\\Admin\\AppData\\Roaming\\6394A062\\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/2256-0-0x0000000000400000-0x000000000041E000-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	76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe
3068	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3068	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 3068	2256	76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe	31
PID 2256 wrote to memory of 3068	2256	76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe	31
PID 2256 wrote to memory of 3068	2256	76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe	31
PID 2256 wrote to memory of 3068	2256	76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe	31
PID 2256 wrote to memory of 3068	2256	76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe	31
PID 3068 wrote to memory of 1336	3068	winver.exe	21
PID 3068 wrote to memory of 1196	3068	winver.exe	19
PID 3068 wrote to memory of 1296	3068	winver.exe	20
PID 3068 wrote to memory of 1336	3068	winver.exe	21
PID 3068 wrote to memory of 1740	3068	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1196

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1296

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1336
- C:\Users\Admin\AppData\Local\Temp\76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe
  "C:\Users\Admin\AppData\Local\Temp\76711789167590316f17af8cd329dff9edba02902de77df555cdd116cef125dbN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - 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:3068

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1740

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/1196-26-0x0000000001CE0000-0x0000000001CE6000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1296-20-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1296-29-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1336-2-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1336-4-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1336-10-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1336-22-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1336-3-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1336-28-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1740-31-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1740-25-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1740-30-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/2256-5-0x0000000001E20000-0x0000000002820000-memory.dmp

Filesize
10.0MB

Download
memory/2256-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2256-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2256-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3068-11-0x00000000772E0000-0x0000000077489000-memory.dmp

Filesize
1.7MB

Download
memory/3068-6-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/3068-7-0x00000000774E0000-0x00000000774E1000-memory.dmp

Filesize
4KB

Download
memory/3068-8-0x00000000774DF000-0x00000000774E0000-memory.dmp

Filesize
4KB

Download
memory/3068-9-0x00000000774DF000-0x00000000774E1000-memory.dmp

Filesize
8KB

Download
memory/3068-32-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download