tinba | 2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02-02-2025 16:50

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General

Target

2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe
Size

54KB
MD5

66086e9a673f687c67b032cea5c02690
SHA1

7d89a5caeaae88c08582b14fe678e7ad92e68f86
SHA256

2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0
SHA512

065b97d456c8f0decbbf8cd46bbf95539921c8446cabfe00a764e2772c6bc781ed8be99beb1390f6e1985a5e215f8a59ee2bc931671c5d56bf859e024bb932f3
SSDEEP

768:I3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBS:A5tPusSRJDTlLTOpJiaDjts4gfFi2+A

Score

10^/10

tinba banker discovery persistence trojan

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\7921F608 = "C:\\Users\\Admin\\AppData\\Roaming\\7921F608\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 432 set thread context of 2028	432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	29

System Location Discovery: System Language Discovery 1 TTPs 3 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	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 59 IoCs

pid	Process
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1244	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 432 wrote to memory of 2028	432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	29
PID 432 wrote to memory of 2028	432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	29
PID 432 wrote to memory of 2028	432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	29
PID 432 wrote to memory of 2028	432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	29
PID 432 wrote to memory of 2028	432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	29
PID 432 wrote to memory of 2028	432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	29
PID 432 wrote to memory of 2028	432	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	29
PID 2028 wrote to memory of 1244	2028	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	30
PID 2028 wrote to memory of 1244	2028	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	30
PID 2028 wrote to memory of 1244	2028	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	30
PID 2028 wrote to memory of 1244	2028	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	30
PID 2028 wrote to memory of 1244	2028	2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe	30
PID 1244 wrote to memory of 1364	1244	winver.exe	20
PID 1244 wrote to memory of 1212	1244	winver.exe	18
PID 1244 wrote to memory of 1300	1244	winver.exe	19
PID 1244 wrote to memory of 1364	1244	winver.exe	20
PID 1244 wrote to memory of 1124	1244	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1212

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1300

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1364
- C:\Users\Admin\AppData\Local\Temp\2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe
  "C:\Users\Admin\AppData\Local\Temp\2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:432
- - C:\Users\Admin\AppData\Local\Temp\2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe
    "C:\Users\Admin\AppData\Local\Temp\2beeb922093016bc8341147408d61dc607d3a67f6afb2e62e048f853714fbaf0N.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2028
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:1244

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1124

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/1124-31-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1124-30-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1124-21-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1212-28-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1212-27-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1212-14-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1244-5-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1244-7-0x00000000005A1000-0x00000000005A2000-memory.dmp

Filesize
4KB

Download
memory/1244-24-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1244-37-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1244-8-0x00000000005A0000-0x00000000005B6000-memory.dmp

Filesize
88KB

Download
memory/1244-25-0x00000000779B0000-0x0000000077B59000-memory.dmp

Filesize
1.7MB

Download
memory/1300-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1300-16-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1364-4-0x0000000002210000-0x0000000002216000-memory.dmp

Filesize
24KB

Download
memory/1364-19-0x0000000002650000-0x0000000002656000-memory.dmp

Filesize
24KB

Download
memory/1364-10-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1364-3-0x0000000002210000-0x0000000002216000-memory.dmp

Filesize
24KB

Download
memory/1364-26-0x0000000002650000-0x0000000002656000-memory.dmp

Filesize
24KB

Download
memory/1364-9-0x0000000002210000-0x0000000002216000-memory.dmp

Filesize
24KB

Download
memory/2028-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download