tinba | afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-10-2024 16:24

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General

Target

afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe
Size

110KB
MD5

24bdbbac7ede8b0565fe7da766124d90
SHA1

f2c039934691c0daf5fe4f8fc6643fac3db2a4b7
SHA256

afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295
SHA512

87dab51bac6193e214444f9e451273f9b7dc44e7c292a0c3a942e3eff78d1c33a322060ede10b9d4cb7204f2ce85ce697c81285687c9a797862eeb7c34735e90
SSDEEP

1536:qiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:qiyvRmDLs/ZrwWJjAqGcRJ2hg

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\3C0EF9B8 = "C:\\Users\\Admin\\AppData\\Roaming\\3C0EF9B8\\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/2512-0-0x0000000000400000-0x000000000041E000-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	afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2504	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2504	2512	afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe	32
PID 2512 wrote to memory of 2504	2512	afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe	32
PID 2512 wrote to memory of 2504	2512	afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe	32
PID 2512 wrote to memory of 2504	2512	afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe	32
PID 2512 wrote to memory of 2504	2512	afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe	32
PID 2504 wrote to memory of 1216	2504	winver.exe	21
PID 2504 wrote to memory of 1116	2504	winver.exe	19
PID 2504 wrote to memory of 1172	2504	winver.exe	20
PID 2504 wrote to memory of 1216	2504	winver.exe	21
PID 2504 wrote to memory of 1284	2504	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:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe
  "C:\Users\Admin\AppData\Local\Temp\afdeb77efb31452eb15378af9f5636f8693fe76713829782d2ee9d69e5ff3295N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2512
- - 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:2504

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1284

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/1116-27-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1116-28-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1172-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1172-29-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1216-22-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1216-4-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000002D00000-0x0000000002D06000-memory.dmp

Filesize
24KB

Download
memory/1216-30-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1284-26-0x00000000772C1000-0x00000000772C2000-memory.dmp

Filesize
4KB

Download
memory/1284-24-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1284-25-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/2504-11-0x0000000077270000-0x0000000077419000-memory.dmp

Filesize
1.7MB

Download
memory/2504-6-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2504-7-0x0000000077470000-0x0000000077471000-memory.dmp

Filesize
4KB

Download
memory/2504-8-0x000000007746F000-0x0000000077470000-memory.dmp

Filesize
4KB

Download
memory/2504-9-0x000000007746F000-0x0000000077471000-memory.dmp

Filesize
8KB

Download
memory/2504-31-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2504-36-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2512-13-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2512-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2512-5-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2512-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2512-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download