tinba | 3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 09:21

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General

Target

3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe
Size

110KB
MD5

24c66b50cb18926cb6cb0fb916704820
SHA1

7781668a7859df08ffe26a87d8191cc46c9418b9
SHA256

3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08
SHA512

316d9dd04fee4a1d58568a74b947369ceb35c13d2a41a3d7179cbfcba86f96dc0311439adb50e3c48d6f65c25f51842b2cb2925e7b7da10814969045662d9a0e
SSDEEP

1536:OiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EQ:OiyvRmDLs/ZrwWJjAqGcRJ2hQ

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\C9F6C65C = "C:\\Users\\Admin\\AppData\\Roaming\\C9F6C65C\\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/2272-0-0x0000000000400000-0x000000000041E000-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	3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2512	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2512	2272	3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe	31
PID 2272 wrote to memory of 2512	2272	3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe	31
PID 2272 wrote to memory of 2512	2272	3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe	31
PID 2272 wrote to memory of 2512	2272	3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe	31
PID 2272 wrote to memory of 2512	2272	3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe	31
PID 2512 wrote to memory of 1216	2512	winver.exe	21
PID 2512 wrote to memory of 1112	2512	winver.exe	19
PID 2512 wrote to memory of 1176	2512	winver.exe	20
PID 2512 wrote to memory of 1216	2512	winver.exe	21
PID 2512 wrote to memory of 1348	2512	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe
  "C:\Users\Admin\AppData\Local\Temp\3706968e047c80788dcc6bb26880f097682b58c828d83370f775237c5e105a08N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2272
- - 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:2512

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1348

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/1112-27-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1112-26-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1176-20-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1176-29-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1176-28-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1176-36-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1216-30-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1216-23-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1216-4-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1348-33-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1348-32-0x0000000001C80000-0x0000000001C86000-memory.dmp

Filesize
24KB

Download
memory/1348-25-0x0000000001C80000-0x0000000001C86000-memory.dmp

Filesize
24KB

Download
memory/2272-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2272-13-0x0000000001DE0000-0x00000000027E0000-memory.dmp

Filesize
10.0MB

Download
memory/2272-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2272-5-0x0000000001DE0000-0x00000000027E0000-memory.dmp

Filesize
10.0MB

Download
memory/2272-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2512-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2512-7-0x0000000077AE0000-0x0000000077AE1000-memory.dmp

Filesize
4KB

Download
memory/2512-8-0x0000000077ADF000-0x0000000077AE0000-memory.dmp

Filesize
4KB

Download
memory/2512-9-0x0000000077ADF000-0x0000000077AE1000-memory.dmp

Filesize
8KB

Download
memory/2512-11-0x00000000778E0000-0x0000000077A89000-memory.dmp

Filesize
1.7MB

Download
memory/2512-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download