tinba | d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-11-2024 02:07

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General

Target

d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe
Size

45KB
MD5

5d87a89e9efa2b903aa36932af9406f4
SHA1

e32ad19b0ad6485202768b723e97ab74b7f42871
SHA256

d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3
SHA512

e600d307787de98aee252257a7781cbd3b250d036f90d0a4fd7c3c5d746b337cf091173879b903b58a6fc64ba848f99f0c04b8c2de3abf693af79f8c067e8a87
SSDEEP

768:JhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2t:TsWE9N5dFu53dsniQaB/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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\18C39258 = "C:\\Users\\Admin\\AppData\\Roaming\\18C39258\\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/2352-0-0x0000000000400000-0x000000000041D000-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	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe
2072	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2072	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2072	2352	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	31
PID 2352 wrote to memory of 2072	2352	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	31
PID 2352 wrote to memory of 2072	2352	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	31
PID 2352 wrote to memory of 2072	2352	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	31
PID 2352 wrote to memory of 2072	2352	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	31
PID 2072 wrote to memory of 1184	2072	winver.exe	21
PID 2072 wrote to memory of 1052	2072	winver.exe	17
PID 2072 wrote to memory of 1104	2072	winver.exe	19
PID 2072 wrote to memory of 1184	2072	winver.exe	21
PID 2072 wrote to memory of 884	2072	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1052

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe
  "C:\Users\Admin\AppData\Local\Temp\d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2352
- - 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:2072

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:884

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/884-31-0x0000000001D50000-0x0000000001D56000-memory.dmp

Filesize
24KB

Download
memory/884-32-0x0000000076E41000-0x0000000076E42000-memory.dmp

Filesize
4KB

Download
memory/1052-24-0x0000000076E41000-0x0000000076E42000-memory.dmp

Filesize
4KB

Download
memory/1052-23-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1104-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1184-4-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1184-27-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1184-10-0x0000000076E41000-0x0000000076E42000-memory.dmp

Filesize
4KB

Download
memory/1184-22-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/2072-7-0x0000000076FF0000-0x0000000076FF1000-memory.dmp

Filesize
4KB

Download
memory/2072-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2072-25-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2072-8-0x0000000076FEF000-0x0000000076FF0000-memory.dmp

Filesize
4KB

Download
memory/2072-9-0x0000000076FEF000-0x0000000076FF1000-memory.dmp

Filesize
8KB

Download
memory/2072-11-0x0000000076DF0000-0x0000000076F99000-memory.dmp

Filesize
1.7MB

Download
memory/2352-13-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2352-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2352-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2352-5-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2352-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download