tinba | 4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0

General

Target

4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe
Size

225KB
MD5

5a3deff4e60a6a77dfc2719fc4de835a
SHA1

282094c0ffc070ec167baea8fcac69ca1d15503a
SHA256

4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0
SHA512

183c0c51411f55d66c25647aa4c1f5eec45cf88e9ccf79d1dfdae862e7a986d65f90196fb5831f77b7ea77fd92105916a09a5621a3c9f7fa4a4eec1aedea8c15
SSDEEP

6144:WA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:WATuTAnKGwUAW3ycQqgl

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\72CB9031 = "C:\\Users\\Admin\\AppData\\Roaming\\72CB9031\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2784	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1824 wrote to memory of 2784	1824	4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe	28
PID 1824 wrote to memory of 2784	1824	4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe	28
PID 1824 wrote to memory of 2784	1824	4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe	28
PID 1824 wrote to memory of 2784	1824	4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe	28
PID 1824 wrote to memory of 2784	1824	4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe	28
PID 2784 wrote to memory of 1196	2784	winver.exe	20
PID 2784 wrote to memory of 1116	2784	winver.exe	18
PID 2784 wrote to memory of 1168	2784	winver.exe	19
PID 2784 wrote to memory of 1196	2784	winver.exe	20
PID 2784 wrote to memory of 1192	2784	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe
  "C:\Users\Admin\AppData\Local\Temp\4c09b5eaca6edcec6138a72ebbe4be60364fb83feb66aadb9fc1d44203e1dae0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1824
- - 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:2784

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1116-26-0x0000000001FE0000-0x0000000001FE6000-memory.dmp

Filesize
24KB

Download
memory/1116-11-0x0000000001FE0000-0x0000000001FE6000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1192-20-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/1192-25-0x0000000001C20000-0x0000000001C26000-memory.dmp

Filesize
24KB

Download
memory/1196-17-0x00000000020A0000-0x00000000020A6000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1196-24-0x00000000020A0000-0x00000000020A6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1824-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2784-23-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/2784-4-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2784-29-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads