tinba | 71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8c

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 21:18

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General

Target

71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe
Size

45KB
MD5

4de6778d10c576ad514a6246e7dbced0
SHA1

5452e8183e010a39f5d2fd0cf39a59941a837330
SHA256

71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8c
SHA512

c01bb3ededf72c88b59b5dedeacfb47b86d28e2073c34df7f38d2103e662f4c210b1b3fb6f29d0e71761269a682b784c00854fb3b289b22952898fe615fcbae2
SSDEEP

768:nhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:hsWE9N5dFu53dsniQaB/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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\54BBC6B5 = "C:\\Users\\Admin\\AppData\\Roaming\\54BBC6B5\\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/1268-0-0x0000000000400000-0x000000000041D000-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	71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe
580	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
580	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1268 wrote to memory of 580	1268	71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe	32
PID 1268 wrote to memory of 580	1268	71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe	32
PID 1268 wrote to memory of 580	1268	71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe	32
PID 1268 wrote to memory of 580	1268	71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe	32
PID 1268 wrote to memory of 580	1268	71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe	32
PID 580 wrote to memory of 1212	580	winver.exe	21
PID 580 wrote to memory of 1124	580	winver.exe	19
PID 580 wrote to memory of 1176	580	winver.exe	20
PID 580 wrote to memory of 1212	580	winver.exe	21
PID 580 wrote to memory of 672	580	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe
  "C:\Users\Admin\AppData\Local\Temp\71280f723b92af0ca3dd03c09311d32f6ee0a5deb99fb34b1174c0519945ff8cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1268
- - 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:580

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:672

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/580-9-0x0000000077AFF000-0x0000000077B01000-memory.dmp

Filesize
8KB

Download
memory/580-36-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/580-27-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/580-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/580-7-0x0000000077B00000-0x0000000077B01000-memory.dmp

Filesize
4KB

Download
memory/580-8-0x0000000077AFF000-0x0000000077B00000-memory.dmp

Filesize
4KB

Download
memory/580-11-0x0000000077900000-0x0000000077AA9000-memory.dmp

Filesize
1.7MB

Download
memory/672-29-0x0000000001C00000-0x0000000001C06000-memory.dmp

Filesize
24KB

Download
memory/672-24-0x0000000001C00000-0x0000000001C06000-memory.dmp

Filesize
24KB

Download
memory/672-30-0x0000000077951000-0x0000000077952000-memory.dmp

Filesize
4KB

Download
memory/1124-25-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1124-26-0x0000000077951000-0x0000000077952000-memory.dmp

Filesize
4KB

Download
memory/1176-20-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1176-28-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1212-31-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x0000000077951000-0x0000000077952000-memory.dmp

Filesize
4KB

Download
memory/1212-2-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1212-22-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/1268-13-0x0000000001C60000-0x0000000002660000-memory.dmp

Filesize
10.0MB

Download
memory/1268-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1268-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1268-5-0x0000000001C60000-0x0000000002660000-memory.dmp

Filesize
10.0MB

Download
memory/1268-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download