tinba | c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 01:48

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General

Target

c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe
Size

45KB
MD5

0ed37ef049bd0562a13e9a13d6c097f9
SHA1

9bdb0c48b02ffc46c56a95a30b3cd4536de708bc
SHA256

c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b
SHA512

3eba74f4e6f770cbb8453659fd4918da27fc0bf8514981851530437dc51f82426f7e44649a1ab43d60a276e23b63452b5262bfb8eb8bd0a8df2a0661275886f2
SSDEEP

768:ZhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2P:DsWE9N5dFu53dsniQaB/xZ14n7zIF+q7

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\730DB80C = "C:\\Users\\Admin\\AppData\\Roaming\\730DB80C\\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/2744-0-0x0000000000400000-0x000000000041D000-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	c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe
2796	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2796	winver.exe
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2796	2744	c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe	32
PID 2744 wrote to memory of 2796	2744	c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe	32
PID 2744 wrote to memory of 2796	2744	c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe	32
PID 2744 wrote to memory of 2796	2744	c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe	32
PID 2744 wrote to memory of 2796	2744	c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe	32
PID 2796 wrote to memory of 1188	2796	winver.exe	21
PID 2796 wrote to memory of 1108	2796	winver.exe	19
PID 2796 wrote to memory of 1160	2796	winver.exe	20
PID 2796 wrote to memory of 1188	2796	winver.exe	21
PID 2796 wrote to memory of 1432	2796	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1188
- C:\Users\Admin\AppData\Local\Temp\c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe
  "C:\Users\Admin\AppData\Local\Temp\c19e4e725faaa3a7a6b13798875001b3ff44c4108f7fbe2ccff7e3fb954b5b1b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - 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:2796

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1432

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/1108-25-0x0000000077121000-0x0000000077122000-memory.dmp

Filesize
4KB

Download
memory/1108-24-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1160-19-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1160-26-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1188-10-0x0000000077121000-0x0000000077122000-memory.dmp

Filesize
4KB

Download
memory/1188-21-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/1188-4-0x0000000002950000-0x0000000002956000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002950000-0x0000000002956000-memory.dmp

Filesize
24KB

Download
memory/1188-2-0x0000000002950000-0x0000000002956000-memory.dmp

Filesize
24KB

Download
memory/1188-27-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/1432-29-0x0000000077121000-0x0000000077122000-memory.dmp

Filesize
4KB

Download
memory/1432-31-0x0000000077121000-0x0000000077122000-memory.dmp

Filesize
4KB

Download
memory/1432-35-0x0000000001FC0000-0x0000000001FC6000-memory.dmp

Filesize
24KB

Download
memory/1432-28-0x0000000001FC0000-0x0000000001FC6000-memory.dmp

Filesize
24KB

Download
memory/1432-23-0x0000000001FC0000-0x0000000001FC6000-memory.dmp

Filesize
24KB

Download
memory/2744-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2744-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2744-13-0x0000000001CB0000-0x00000000026B0000-memory.dmp

Filesize
10.0MB

Download
memory/2744-5-0x0000000001CB0000-0x00000000026B0000-memory.dmp

Filesize
10.0MB

Download
memory/2744-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2796-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2796-7-0x00000000772D0000-0x00000000772D1000-memory.dmp

Filesize
4KB

Download
memory/2796-8-0x00000000772CF000-0x00000000772D0000-memory.dmp

Filesize
4KB

Download
memory/2796-9-0x00000000772CF000-0x00000000772D1000-memory.dmp

Filesize
8KB

Download
memory/2796-30-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2796-11-0x00000000770D0000-0x0000000077279000-memory.dmp

Filesize
1.7MB

Download