tinba | d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4b

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 20:23

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General

Target

d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe
Size

45KB
MD5

67d0f6321fb0166c7af5dc0165fd4ac0
SHA1

8ff05c2aa955f33377196b9f8cc480c88d806d9e
SHA256

d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4b
SHA512

6bcb368b70caece375ce36f3acfa04a2e5d89a330fdcd839a8de27a3b9469a9a46f4205316747a444776bc7191be2190ad3e02047b6f5254f7e5cd011991eb28
SSDEEP

768:qhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2n:GsWE9N5dFu53dsniQaB/xZ14n7zIF+qz

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\BC5B978B = "C:\\Users\\Admin\\AppData\\Roaming\\BC5B978B\\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/1504-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2368	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 2368	1504	d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe	31
PID 1504 wrote to memory of 2368	1504	d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe	31
PID 1504 wrote to memory of 2368	1504	d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe	31
PID 1504 wrote to memory of 2368	1504	d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe	31
PID 1504 wrote to memory of 2368	1504	d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe	31
PID 2368 wrote to memory of 1200	2368	winver.exe	21
PID 2368 wrote to memory of 1100	2368	winver.exe	19
PID 2368 wrote to memory of 1168	2368	winver.exe	20
PID 2368 wrote to memory of 1200	2368	winver.exe	21
PID 2368 wrote to memory of 1544	2368	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe
  "C:\Users\Admin\AppData\Local\Temp\d9eaa104fad8662b9cd9b3da5efbf4ec7e37a747fc5ac469ab6f108cff0a8f4bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1504
- - 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:2368

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1544

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/1100-26-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1100-27-0x0000000076D41000-0x0000000076D42000-memory.dmp

Filesize
4KB

Download
memory/1168-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1200-21-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1200-25-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000076D41000-0x0000000076D42000-memory.dmp

Filesize
4KB

Download
memory/1504-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1504-5-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/1504-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1504-13-0x0000000001BB0000-0x00000000025B0000-memory.dmp

Filesize
10.0MB

Download
memory/1504-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1544-30-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1544-31-0x0000000076D41000-0x0000000076D42000-memory.dmp

Filesize
4KB

Download
memory/1544-24-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/2368-7-0x0000000076EF0000-0x0000000076EF1000-memory.dmp

Filesize
4KB

Download
memory/2368-11-0x0000000076CF0000-0x0000000076E99000-memory.dmp

Filesize
1.7MB

Download
memory/2368-9-0x0000000076EEF000-0x0000000076EF1000-memory.dmp

Filesize
8KB

Download
memory/2368-8-0x0000000076EEF000-0x0000000076EF0000-memory.dmp

Filesize
4KB

Download
memory/2368-6-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2368-29-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download