tinba | c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620c

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 07:02

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General

Target

c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe
Size

610KB
MD5

062a591b28dd7936345ecc48dd415e20
SHA1

c353787588a27974cae324baf0f638001fcc978e
SHA256

c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620c
SHA512

4596e416e9ab38584e88507c594893622f9c6cbb2d511b5814e5ce9be4fef146ed9fd244885fa6a2823accbc76b0caef9bd25385f3bc855d93b0fbcd6c17e84f
SSDEEP

12288:pATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:rT+KjUdQqboyyWoK1NGqzuhb

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\998CF952 = "C:\\Users\\Admin\\AppData\\Roaming\\998CF952\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2708	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2708	2316	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	31
PID 2316 wrote to memory of 2708	2316	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	31
PID 2316 wrote to memory of 2708	2316	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	31
PID 2316 wrote to memory of 2708	2316	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	31
PID 2316 wrote to memory of 2708	2316	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	31
PID 2708 wrote to memory of 1180	2708	winver.exe	21
PID 2708 wrote to memory of 1108	2708	winver.exe	19
PID 2708 wrote to memory of 1152	2708	winver.exe	20
PID 2708 wrote to memory of 1180	2708	winver.exe	21
PID 2708 wrote to memory of 464	2708	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe
  "C:\Users\Admin\AppData\Local\Temp\c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - 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:2708

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:464

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 Information Discovery

T1082

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/464-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/464-26-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1108-24-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1108-11-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1152-14-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-27-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1180-6-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-17-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1180-1-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-25-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/2316-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2708-23-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2708-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2708-29-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download