tinba | 57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f

Analysis

max time kernel
119s
max time network
97s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
08-02-2025 06:21

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General

Target

57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe
Size

44KB
MD5

7ac2360c15cd718e3861d0eb549ed1b5
SHA1

bbc50e84361ebf0fd769691839c109974faa2509
SHA256

57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f
SHA512

b1d65bcd78360cf64fadd46240532744cd808cc5dfd538d4d805b74619d105cb4ad9f9dcc69170fc207b1eb0d8af24302178ec435903d6136667e7ba5888c30b
SSDEEP

768:8a+vOyMD5oQ/cXK+dbFg1TGAN2RUqZxbhxEll7j0MLlHT:8a+vM4ld+TR26qZxbhO3IMz

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\6DA0355F = "C:\\Users\\Admin\\AppData\\Roaming\\6DA0355F\\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/296-0-0x0000000000400000-0x000000000041A000-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	57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe
2396	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2396	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 296 wrote to memory of 2396	296	57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe	32
PID 296 wrote to memory of 2396	296	57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe	32
PID 296 wrote to memory of 2396	296	57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe	32
PID 296 wrote to memory of 2396	296	57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe	32
PID 296 wrote to memory of 2396	296	57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe	32
PID 2396 wrote to memory of 1144	2396	winver.exe	20
PID 2396 wrote to memory of 1068	2396	winver.exe	17
PID 2396 wrote to memory of 1100	2396	winver.exe	19
PID 2396 wrote to memory of 1144	2396	winver.exe	20
PID 2396 wrote to memory of 1520	2396	winver.exe	23

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1068

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1144
- C:\Users\Admin\AppData\Local\Temp\57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe
  "C:\Users\Admin\AppData\Local\Temp\57a73687e61a0cf375c7298d6a12f8db2421b7e255e317d44ca6c8842c37f35f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:296
- - 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:2396

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1520

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/296-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/296-13-0x0000000001F80000-0x0000000002980000-memory.dmp

Filesize
10.0MB

Download
memory/296-12-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/296-5-0x0000000001F80000-0x0000000002980000-memory.dmp

Filesize
10.0MB

Download
memory/296-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1068-27-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/1068-26-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1100-21-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1100-28-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1144-23-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1144-10-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/1144-32-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1144-2-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1144-3-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1144-4-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1520-30-0x0000000077521000-0x0000000077522000-memory.dmp

Filesize
4KB

Download
memory/1520-25-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1520-29-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/2396-31-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2396-7-0x00000000776D0000-0x00000000776D1000-memory.dmp

Filesize
4KB

Download
memory/2396-8-0x00000000776CF000-0x00000000776D0000-memory.dmp

Filesize
4KB

Download
memory/2396-11-0x00000000774D0000-0x0000000077679000-memory.dmp

Filesize
1.7MB

Download
memory/2396-9-0x00000000776CF000-0x00000000776D1000-memory.dmp

Filesize
8KB

Download
memory/2396-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2396-37-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download