tinba | 9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d

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
02-01-2025 10:40

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General

Target

9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe
Size

45KB
MD5

95ae4cf5ea1039b60fdce34dec63f6d8
SHA1

6d08de970e1ad567202337fc435efdb517828ae3
SHA256

9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d
SHA512

6119df901bff494f3a31e64854fab0e6e73c5dc6846033de95391871710992ff3fffe9f38fb4d843c6332e7a7acff7d16c12b1a38b47c9139f17c88749bd5bf5
SSDEEP

768:DhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:VsWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\4DA961DF = "C:\\Users\\Admin\\AppData\\Roaming\\4DA961DF\\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/2692-0-0x0000000000400000-0x000000000041D000-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	9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2808	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 2808	2692	9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe	31
PID 2692 wrote to memory of 2808	2692	9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe	31
PID 2692 wrote to memory of 2808	2692	9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe	31
PID 2692 wrote to memory of 2808	2692	9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe	31
PID 2692 wrote to memory of 2808	2692	9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe	31
PID 2808 wrote to memory of 1196	2808	winver.exe	21
PID 2808 wrote to memory of 1112	2808	winver.exe	19
PID 2808 wrote to memory of 1168	2808	winver.exe	20
PID 2808 wrote to memory of 1196	2808	winver.exe	21
PID 2808 wrote to memory of 1304	2808	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:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe
  "C:\Users\Admin\AppData\Local\Temp\9e4cd5fdba48d2d19eb338bc92aa6f2ebc3063db5be26c24d20c7a957cad1f6d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2692
- - 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:2808

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1304

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/1112-24-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1112-23-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1112-22-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1112-25-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1112-39-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1168-40-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-21-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-26-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1196-2-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/1196-10-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/1196-35-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1196-4-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000021C0000-0x00000000021C6000-memory.dmp

Filesize
24KB

Download
memory/1304-36-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1304-33-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1304-34-0x00000000777E1000-0x00000000777E2000-memory.dmp

Filesize
4KB

Download
memory/2692-13-0x0000000001F40000-0x0000000002940000-memory.dmp

Filesize
10.0MB

Download
memory/2692-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2692-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2692-5-0x0000000001F40000-0x0000000002940000-memory.dmp

Filesize
10.0MB

Download
memory/2692-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2808-11-0x0000000077790000-0x0000000077939000-memory.dmp

Filesize
1.7MB

Download
memory/2808-27-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2808-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2808-7-0x0000000077990000-0x0000000077991000-memory.dmp

Filesize
4KB

Download
memory/2808-8-0x000000007798F000-0x0000000077990000-memory.dmp

Filesize
4KB

Download
memory/2808-9-0x000000007798F000-0x0000000077991000-memory.dmp

Filesize
8KB

Download
memory/2808-41-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download