tinba | 2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 18:48

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General

Target

2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe
Size

45KB
MD5

697d7f0ec494deb45efedf45738d0552
SHA1

f89189433bcacb6937fe2217539a0860eff3ce58
SHA256

2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a
SHA512

b4af44138a7fc35d9009f64a098f70e03760f19c2a29063e7056e2c65ba3a78c4c32649a1744f6a4358f665410813bda433f2d00777a8e7a1dbc1e102174e7e7
SSDEEP

768:8hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:wsWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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\22BD15B5 = "C:\\Users\\Admin\\AppData\\Roaming\\22BD15B5\\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/2384-0-0x0000000000400000-0x000000000041D000-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	2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe
2380	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2380	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2380	2384	2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe	31
PID 2384 wrote to memory of 2380	2384	2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe	31
PID 2384 wrote to memory of 2380	2384	2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe	31
PID 2384 wrote to memory of 2380	2384	2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe	31
PID 2384 wrote to memory of 2380	2384	2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe	31
PID 2380 wrote to memory of 1180	2380	winver.exe	21
PID 2380 wrote to memory of 1068	2380	winver.exe	18
PID 2380 wrote to memory of 1084	2380	winver.exe	19
PID 2380 wrote to memory of 1180	2380	winver.exe	21
PID 2380 wrote to memory of 620	2380	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1068

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1084

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe
  "C:\Users\Admin\AppData\Local\Temp\2ae74700573b69a0896cad34304296c8a413e67b42eea8b1c9e36d599dad3b9a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - 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:2380

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:620

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/620-35-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/620-32-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/620-33-0x0000000077301000-0x0000000077302000-memory.dmp

Filesize
4KB

Download
memory/1068-25-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1068-26-0x0000000077301000-0x0000000077302000-memory.dmp

Filesize
4KB

Download
memory/1084-28-0x0000000077301000-0x0000000077302000-memory.dmp

Filesize
4KB

Download
memory/1084-29-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1084-27-0x0000000077301000-0x0000000077302000-memory.dmp

Filesize
4KB

Download
memory/1084-22-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x0000000077301000-0x0000000077302000-memory.dmp

Filesize
4KB

Download
memory/1180-24-0x0000000002160000-0x0000000002166000-memory.dmp

Filesize
24KB

Download
memory/1180-34-0x0000000002160000-0x0000000002166000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1180-4-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/2380-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2380-8-0x00000000774AF000-0x00000000774B0000-memory.dmp

Filesize
4KB

Download
memory/2380-9-0x00000000774AF000-0x00000000774B1000-memory.dmp

Filesize
8KB

Download
memory/2380-11-0x00000000772B0000-0x0000000077459000-memory.dmp

Filesize
1.7MB

Download
memory/2380-7-0x00000000774B0000-0x00000000774B1000-memory.dmp

Filesize
4KB

Download
memory/2380-40-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2384-14-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2384-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2384-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2384-5-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2384-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download