tinba | 46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 23:15

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General

Target

46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe
Size

89KB
MD5

684ef54a4ceb4fd1081f2fe37cc00487
SHA1

24ce2a03897e113fee8a142f1b8ed5691912030e
SHA256

46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075
SHA512

75cce0c467ac421093352f89c343fd3683ef77e143e9c3b362b4c8948094d996c9f5ab7a23b09c9a3b7582107ed8f7e91b1642d423bd95213bb788568f989a53
SSDEEP

1536:81+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:I+4MJIkLZJNAQ9Jo9e

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\6F4805B0 = "C:\\Users\\Admin\\AppData\\Roaming\\6F4805B0\\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/2644-0-0x0000000000400000-0x0000000000418000-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	46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2336	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2336	2644	46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe	32
PID 2644 wrote to memory of 2336	2644	46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe	32
PID 2644 wrote to memory of 2336	2644	46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe	32
PID 2644 wrote to memory of 2336	2644	46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe	32
PID 2644 wrote to memory of 2336	2644	46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe	32
PID 2336 wrote to memory of 1140	2336	winver.exe	20
PID 2336 wrote to memory of 1060	2336	winver.exe	18
PID 2336 wrote to memory of 1092	2336	winver.exe	19
PID 2336 wrote to memory of 1140	2336	winver.exe	20
PID 2336 wrote to memory of 760	2336	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1060

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1092

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1140
- C:\Users\Admin\AppData\Local\Temp\46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe
  "C:\Users\Admin\AppData\Local\Temp\46c9ab6ba9c5df30f8aa54681566166e18adbd107a0e9f005f148bca82227075.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - 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:2336

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:760

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/760-24-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/760-30-0x0000000077A61000-0x0000000077A62000-memory.dmp

Filesize
4KB

Download
memory/760-31-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1060-35-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1060-27-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1092-20-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1092-25-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1092-26-0x0000000077A61000-0x0000000077A62000-memory.dmp

Filesize
4KB

Download
memory/1140-10-0x0000000077A61000-0x0000000077A62000-memory.dmp

Filesize
4KB

Download
memory/1140-4-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1140-3-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1140-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1140-29-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1140-22-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/2336-11-0x0000000077A10000-0x0000000077BB9000-memory.dmp

Filesize
1.7MB

Download
memory/2336-9-0x0000000077C0F000-0x0000000077C11000-memory.dmp

Filesize
8KB

Download
memory/2336-28-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2336-8-0x0000000077C0F000-0x0000000077C10000-memory.dmp

Filesize
4KB

Download
memory/2336-6-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2336-7-0x0000000077C10000-0x0000000077C11000-memory.dmp

Filesize
4KB

Download
memory/2336-36-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/2644-13-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/2644-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2644-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2644-5-0x0000000001DB0000-0x00000000027B0000-memory.dmp

Filesize
10.0MB

Download
memory/2644-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download