tinba | 09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20-12-2024 00:20

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General

Target

09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe
Size

45KB
MD5

8b58ec01b8d0a881ea83451e07f2e0f0
SHA1

91df74549aa3abbc1729afd8876b37774940af21
SHA256

09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283
SHA512

606b1cc6209eeff082b4ab05d038c0d3339737f67414607dc73d08815debc5f79adfcd850ed4b565407ceae8fe9fa3b71e66fe9b008afc03b46ebfb8a4c2830a
SSDEEP

768:FhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:XsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\4C2CF673 = "C:\\Users\\Admin\\AppData\\Roaming\\4C2CF673\\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/2716-0-0x0000000000400000-0x000000000041D000-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	09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe
2888	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2888	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2888	2716	09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe	31
PID 2716 wrote to memory of 2888	2716	09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe	31
PID 2716 wrote to memory of 2888	2716	09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe	31
PID 2716 wrote to memory of 2888	2716	09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe	31
PID 2716 wrote to memory of 2888	2716	09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe	31
PID 2888 wrote to memory of 1196	2888	winver.exe	21
PID 2888 wrote to memory of 1068	2888	winver.exe	18
PID 2888 wrote to memory of 1156	2888	winver.exe	20
PID 2888 wrote to memory of 1196	2888	winver.exe	21
PID 2888 wrote to memory of 1192	2888	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1068

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe
  "C:\Users\Admin\AppData\Local\Temp\09d254878239f4f8260453f5fa0f7038a268624f92fc0f656bc3fcaef4b5f283N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2716
- - 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:2888

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1192

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/1068-20-0x0000000077CD1000-0x0000000077CD2000-memory.dmp

Filesize
4KB

Download
memory/1068-35-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1068-18-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1156-22-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1156-31-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1192-28-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/1192-26-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/1192-29-0x0000000077CD1000-0x0000000077CD2000-memory.dmp

Filesize
4KB

Download
memory/1196-2-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1196-10-0x0000000077CD1000-0x0000000077CD2000-memory.dmp

Filesize
4KB

Download
memory/1196-3-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-4-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-24-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/2716-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2716-13-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2716-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2716-5-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2716-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2888-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2888-7-0x0000000077E80000-0x0000000077E81000-memory.dmp

Filesize
4KB

Download
memory/2888-8-0x0000000077E7F000-0x0000000077E80000-memory.dmp

Filesize
4KB

Download
memory/2888-9-0x0000000077E7F000-0x0000000077E81000-memory.dmp

Filesize
8KB

Download
memory/2888-11-0x0000000077C80000-0x0000000077E29000-memory.dmp

Filesize
1.7MB

Download
memory/2888-30-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2888-36-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download