tinba | ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d

Analysis

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

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03-12-2024 10:12

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General

Target

ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe
Size

110KB
MD5

0bdbf4c55e6c47e2b1c8ea2eda3da42f
SHA1

04ec89b915583941fe8a811f7ce2bb96d764a5a7
SHA256

ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d
SHA512

79ba16c88823ecddc8debc5ccebf875da9eac9d6ffd4ed27af52896c79eb86fb3c379bd49f62a50637bd22d891e1ba057218ce109f904399dda3f07a147a2c7a
SSDEEP

1536:UiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:UiyvRmDLs/ZrwWJjAqGcRJ2hw

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\46B249E0 = "C:\\Users\\Admin\\AppData\\Roaming\\46B249E0\\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/2308-0-0x0000000000400000-0x000000000041E000-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	ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe
2688	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2688	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2688	2308	ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe	32
PID 2308 wrote to memory of 2688	2308	ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe	32
PID 2308 wrote to memory of 2688	2308	ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe	32
PID 2308 wrote to memory of 2688	2308	ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe	32
PID 2308 wrote to memory of 2688	2308	ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe	32
PID 2688 wrote to memory of 1204	2688	winver.exe	21
PID 2688 wrote to memory of 1108	2688	winver.exe	19
PID 2688 wrote to memory of 1172	2688	winver.exe	20
PID 2688 wrote to memory of 1204	2688	winver.exe	21
PID 2688 wrote to memory of 1520	2688	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:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe
  "C:\Users\Admin\AppData\Local\Temp\ee7d16b480f75d425f4253631945b0cc4187275f8a12a8486edd4a6ce37a0c4d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2308
- - 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:2688

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/1108-26-0x0000000077051000-0x0000000077052000-memory.dmp

Filesize
4KB

Download
memory/1108-25-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1172-20-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1204-4-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1204-10-0x0000000077051000-0x0000000077052000-memory.dmp

Filesize
4KB

Download
memory/1204-2-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1204-22-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1520-24-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/1520-29-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/1520-30-0x0000000077051000-0x0000000077052000-memory.dmp

Filesize
4KB

Download
memory/2308-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2308-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2308-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2308-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2308-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2688-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2688-7-0x0000000077200000-0x0000000077201000-memory.dmp

Filesize
4KB

Download
memory/2688-8-0x00000000771FF000-0x0000000077200000-memory.dmp

Filesize
4KB

Download
memory/2688-9-0x00000000771FF000-0x0000000077201000-memory.dmp

Filesize
8KB

Download
memory/2688-11-0x0000000077000000-0x00000000771A9000-memory.dmp

Filesize
1.7MB

Download
memory/2688-31-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download