tinba | fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 09:48

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General

Target

fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe
Size

45KB
MD5

5f382a72007a57a8a7bd8295b38fc35f
SHA1

029cbb0206174cd67fffb4705b7437478b9e550e
SHA256

fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c
SHA512

e8df5117076f63d810d952341f3bb4171e92afab22cf70645ddd962cca4abcace0b34a8cefb64c6f7185680d5ea78484330b7e5f81fac4d1ac12cc30e5644686
SSDEEP

768:YhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2V:ksWE9N5dFu53dsniQaB/xZ14n7zIF+q5

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\0F7D7CB4 = "C:\\Users\\Admin\\AppData\\Roaming\\0F7D7CB4\\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/2204-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2304	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2304	2204	fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe	29
PID 2204 wrote to memory of 2304	2204	fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe	29
PID 2204 wrote to memory of 2304	2204	fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe	29
PID 2204 wrote to memory of 2304	2204	fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe	29
PID 2204 wrote to memory of 2304	2204	fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe	29
PID 2304 wrote to memory of 1216	2304	winver.exe	21
PID 2304 wrote to memory of 1116	2304	winver.exe	19
PID 2304 wrote to memory of 1176	2304	winver.exe	20
PID 2304 wrote to memory of 1216	2304	winver.exe	21
PID 2304 wrote to memory of 1728	2304	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:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe
  "C:\Users\Admin\AppData\Local\Temp\fea834d3d1cdf59bd4ac9d91477f0ebac35f3a74e45e694d1bf9585ac425e73c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - 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:2304

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1728

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/1116-22-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1116-23-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1116-21-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1176-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-39-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-24-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1176-25-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1176-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1216-29-0x00000000020A0000-0x00000000020A6000-memory.dmp

Filesize
24KB

Download
memory/1216-34-0x00000000020A0000-0x00000000020A6000-memory.dmp

Filesize
24KB

Download
memory/1216-4-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1728-32-0x0000000001DB0000-0x0000000001DB6000-memory.dmp

Filesize
24KB

Download
memory/1728-35-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/1728-36-0x0000000001DB0000-0x0000000001DB6000-memory.dmp

Filesize
24KB

Download
memory/1728-31-0x0000000001DB0000-0x0000000001DB6000-memory.dmp

Filesize
24KB

Download
memory/1728-33-0x0000000077871000-0x0000000077872000-memory.dmp

Filesize
4KB

Download
memory/2204-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2204-5-0x0000000001B60000-0x0000000002560000-memory.dmp

Filesize
10.0MB

Download
memory/2204-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2204-13-0x0000000001B60000-0x0000000002560000-memory.dmp

Filesize
10.0MB

Download
memory/2204-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2304-9-0x0000000077A1F000-0x0000000077A21000-memory.dmp

Filesize
8KB

Download
memory/2304-7-0x0000000077A20000-0x0000000077A21000-memory.dmp

Filesize
4KB

Download
memory/2304-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2304-8-0x0000000077A1F000-0x0000000077A20000-memory.dmp

Filesize
4KB

Download
memory/2304-11-0x0000000077820000-0x00000000779C9000-memory.dmp

Filesize
1.7MB

Download