tinba | f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 12:08

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General

Target

f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe
Size

89KB
MD5

ae129f1ac36c860343804600b6808d87
SHA1

309cc121b6fe107f5638f15a74acf68eab77b39d
SHA256

f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95
SHA512

3ae529cfa7aabcdfdc84c01cd8b0380c9968470a6d9ed8730bcd57edc02a9c63417dbb5896678b03baabe75f8a1b2054e126f059e9097fe4d093df2f9d4ca758
SSDEEP

1536:s1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox76:Y+4MJIkLZJNAQ9Jo96

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\6D0B38DD = "C:\\Users\\Admin\\AppData\\Roaming\\6D0B38DD\\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/2636-0-0x0000000000400000-0x0000000000418000-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	f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe
2732	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2732	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 2732	2636	f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe	31
PID 2636 wrote to memory of 2732	2636	f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe	31
PID 2636 wrote to memory of 2732	2636	f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe	31
PID 2636 wrote to memory of 2732	2636	f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe	31
PID 2636 wrote to memory of 2732	2636	f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe	31
PID 2732 wrote to memory of 1180	2732	winver.exe	21
PID 2732 wrote to memory of 1096	2732	winver.exe	19
PID 2732 wrote to memory of 1144	2732	winver.exe	20
PID 2732 wrote to memory of 1180	2732	winver.exe	21
PID 2732 wrote to memory of 1616	2732	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1096

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1144

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe
  "C:\Users\Admin\AppData\Local\Temp\f6daf0d5abb65bcd24dcf415410e2797c293eb1ac5eb07e02510399e72573a95.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2636
- - 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:2732

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1616

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/1096-25-0x0000000077291000-0x0000000077292000-memory.dmp

Filesize
4KB

Download
memory/1096-24-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1144-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1144-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1180-29-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x0000000077291000-0x0000000077292000-memory.dmp

Filesize
4KB

Download
memory/1180-4-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1180-21-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1616-26-0x0000000001BA0000-0x0000000001BA6000-memory.dmp

Filesize
24KB

Download
memory/1616-27-0x0000000077291000-0x0000000077292000-memory.dmp

Filesize
4KB

Download
memory/1616-23-0x0000000001BA0000-0x0000000001BA6000-memory.dmp

Filesize
24KB

Download
memory/2636-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2636-13-0x0000000001C40000-0x0000000002640000-memory.dmp

Filesize
10.0MB

Download
memory/2636-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2636-5-0x0000000001C40000-0x0000000002640000-memory.dmp

Filesize
10.0MB

Download
memory/2636-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2732-11-0x0000000077240000-0x00000000773E9000-memory.dmp

Filesize
1.7MB

Download
memory/2732-9-0x000000007743F000-0x0000000077441000-memory.dmp

Filesize
8KB

Download
memory/2732-8-0x000000007743F000-0x0000000077440000-memory.dmp

Filesize
4KB

Download
memory/2732-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2732-7-0x0000000077440000-0x0000000077441000-memory.dmp

Filesize
4KB

Download
memory/2732-30-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2732-35-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download