tinba | 01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 22:49

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General

Target

01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe
Size

110KB
MD5

8ea6e3a6bb58694cf338004689fc6880
SHA1

6b48fabb0993d71d9953117246597df8464c0186
SHA256

01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424
SHA512

4498d76e2a22b1b1e6d30b238f761f5d1b48132083dfc7bc31d695185a6305bf8e198053663210710ffcf1d82299d702d80941cc9d7e71de947881a6d2ed8a70
SSDEEP

1536:uiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:uiyvRmDLs/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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\10F96C8A = "C:\\Users\\Admin\\AppData\\Roaming\\10F96C8A\\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/2820-0-0x0000000000400000-0x000000000041E000-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	01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3000	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 3000	2820	01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe	31
PID 2820 wrote to memory of 3000	2820	01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe	31
PID 2820 wrote to memory of 3000	2820	01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe	31
PID 2820 wrote to memory of 3000	2820	01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe	31
PID 2820 wrote to memory of 3000	2820	01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe	31
PID 3000 wrote to memory of 1388	3000	winver.exe	21
PID 3000 wrote to memory of 1252	3000	winver.exe	19
PID 3000 wrote to memory of 1340	3000	winver.exe	20
PID 3000 wrote to memory of 1388	3000	winver.exe	21
PID 3000 wrote to memory of 1508	3000	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1252

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1340

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1388
- C:\Users\Admin\AppData\Local\Temp\01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe
  "C:\Users\Admin\AppData\Local\Temp\01f86c877a31c09419709a1d0516d27de4ecee21ae038b2414ec4f7944c2f424N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2820
- - 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:3000

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1508

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/1252-27-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1252-26-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1340-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1340-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1388-2-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1388-10-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1388-30-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1388-4-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1388-3-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1388-23-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1508-29-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1508-25-0x00000000022C0000-0x00000000022C6000-memory.dmp

Filesize
24KB

Download
memory/1508-31-0x00000000022C0000-0x00000000022C6000-memory.dmp

Filesize
24KB

Download
memory/2820-13-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2820-14-0x0000000001ED0000-0x00000000028D0000-memory.dmp

Filesize
10.0MB

Download
memory/2820-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2820-5-0x0000000001ED0000-0x00000000028D0000-memory.dmp

Filesize
10.0MB

Download
memory/2820-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3000-6-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/3000-7-0x0000000077DE0000-0x0000000077DE1000-memory.dmp

Filesize
4KB

Download
memory/3000-8-0x0000000077DDF000-0x0000000077DE0000-memory.dmp

Filesize
4KB

Download
memory/3000-9-0x0000000077DDF000-0x0000000077DE1000-memory.dmp

Filesize
8KB

Download
memory/3000-11-0x0000000077BE0000-0x0000000077D89000-memory.dmp

Filesize
1.7MB

Download
memory/3000-32-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/3000-37-0x0000000000350000-0x0000000000351000-memory.dmp

Filesize
4KB

Download