tinba | 7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b

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
26-11-2024 14:05

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General

Target

7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe
Size

45KB
MD5

00498decc7d48bbadca86283494b2396
SHA1

247e02f5ff2ef72d2ebe9232c449a3ed1a500250
SHA256

7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b
SHA512

931c18658a735b237849dc2a9cf6d3bcf44a7376a8b5175e18d1b2bd5e58ee4dd3c2de9bbebb58751099fbb50853db7f7f91a9ea8351a301ff5fc8f244cd6f32
SSDEEP

768:JhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2N:TsWE9N5dFu53dsniQaB/xZ14n7zIF+qx

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\8E2388E4 = "C:\\Users\\Admin\\AppData\\Roaming\\8E2388E4\\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/3016-0-0x0000000000400000-0x000000000041D000-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	7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1440	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 1440	3016	7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe	32
PID 3016 wrote to memory of 1440	3016	7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe	32
PID 3016 wrote to memory of 1440	3016	7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe	32
PID 3016 wrote to memory of 1440	3016	7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe	32
PID 3016 wrote to memory of 1440	3016	7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe	32
PID 1440 wrote to memory of 1192	1440	winver.exe	21
PID 1440 wrote to memory of 1108	1440	winver.exe	19
PID 1440 wrote to memory of 1160	1440	winver.exe	20
PID 1440 wrote to memory of 1192	1440	winver.exe	21
PID 1440 wrote to memory of 800	1440	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⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe
  "C:\Users\Admin\AppData\Local\Temp\7f3e474588bb41a571bfa13916fdf76d6fba54da4e7d2f010490067bea2f6d5b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3016
- - 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:1440

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:800

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/800-30-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/800-35-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/800-34-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1108-31-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1108-19-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1108-32-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1160-33-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1160-27-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1160-26-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1160-22-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1192-24-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077461000-0x0000000077462000-memory.dmp

Filesize
4KB

Download
memory/1192-3-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1192-25-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1440-7-0x0000000077610000-0x0000000077611000-memory.dmp

Filesize
4KB

Download
memory/1440-8-0x000000007760F000-0x0000000077610000-memory.dmp

Filesize
4KB

Download
memory/1440-9-0x000000007760F000-0x0000000077611000-memory.dmp

Filesize
8KB

Download
memory/1440-11-0x0000000077410000-0x00000000775B9000-memory.dmp

Filesize
1.7MB

Download
memory/1440-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1440-36-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1440-41-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/3016-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3016-14-0x0000000001E30000-0x0000000002830000-memory.dmp

Filesize
10.0MB

Download
memory/3016-5-0x0000000001E30000-0x0000000002830000-memory.dmp

Filesize
10.0MB

Download
memory/3016-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3016-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download