tinba | c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 17:57

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General

Target

c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe
Size

110KB
MD5

ead6494d4be31c7c5be4ead485e60428
SHA1

9e44a63519dd220f9df4b899fc046d57d6502ccf
SHA256

c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd
SHA512

e18c3ec94c86cf81131859b5c8c4967fe1e2920dc27eaa587fd618f1558b055cdc606683b3557141806fb35c9ee0491b8b615e9ed5900bc5b055323b278796f3
SSDEEP

1536:niLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:niyvRmDLs/ZrwWJjAqGcRJ2hA

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\28DB9CE2 = "C:\\Users\\Admin\\AppData\\Roaming\\28DB9CE2\\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/2168-0-0x0000000000400000-0x000000000041E000-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	c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2680	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2680	2168	c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe	31
PID 2168 wrote to memory of 2680	2168	c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe	31
PID 2168 wrote to memory of 2680	2168	c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe	31
PID 2168 wrote to memory of 2680	2168	c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe	31
PID 2168 wrote to memory of 2680	2168	c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe	31
PID 2680 wrote to memory of 1232	2680	winver.exe	21
PID 2680 wrote to memory of 1116	2680	winver.exe	19
PID 2680 wrote to memory of 1176	2680	winver.exe	20
PID 2680 wrote to memory of 1232	2680	winver.exe	21
PID 2680 wrote to memory of 872	2680	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1232
- C:\Users\Admin\AppData\Local\Temp\c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe
  "C:\Users\Admin\AppData\Local\Temp\c368bb9fb98c03397a7fc8f6b950623c9756a32b5e8020d84ae066db235d0dcd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2168
- - 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:2680

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:872

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/872-26-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/872-32-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/872-33-0x0000000077581000-0x0000000077582000-memory.dmp

Filesize
4KB

Download
memory/1116-27-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1116-28-0x0000000077581000-0x0000000077582000-memory.dmp

Filesize
4KB

Download
memory/1176-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1232-31-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/1232-2-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1232-3-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1232-4-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1232-10-0x0000000077581000-0x0000000077582000-memory.dmp

Filesize
4KB

Download
memory/1232-23-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/2168-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2168-13-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2168-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2168-5-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2168-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2680-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2680-7-0x0000000077730000-0x0000000077731000-memory.dmp

Filesize
4KB

Download
memory/2680-8-0x000000007772F000-0x0000000077730000-memory.dmp

Filesize
4KB

Download
memory/2680-9-0x000000007772F000-0x0000000077731000-memory.dmp

Filesize
8KB

Download
memory/2680-30-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2680-11-0x0000000077530000-0x00000000776D9000-memory.dmp

Filesize
1.7MB

Download