tinba | b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64ad

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 00:04

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General

Target

b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe
Size

59KB
MD5

efd51be30756bcd7311838833ba1c4f0
SHA1

6026dd0b9495e03cefcc434d0d79963291322f33
SHA256

b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64ad
SHA512

5f3454597629e76ab35153e9ed7a146346ee3e6358fc781d3fbcd2f100bc24c3ad8689528261e34101bf4d6b5391ddc49f6c78ddd8053617c990ddff5c884663
SSDEEP

768:b+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9J1:b+mFM2HXKZgiFP7xIksu+XM5O9J1

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\78C14808 = "C:\\Users\\Admin\\AppData\\Roaming\\78C14808\\bin.exe"	winver.exe

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	b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe
2088	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2088	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 628 wrote to memory of 2088	628	b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe	29
PID 628 wrote to memory of 2088	628	b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe	29
PID 628 wrote to memory of 2088	628	b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe	29
PID 628 wrote to memory of 2088	628	b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe	29
PID 628 wrote to memory of 2088	628	b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe	29
PID 2088 wrote to memory of 1196	2088	winver.exe	21
PID 2088 wrote to memory of 1104	2088	winver.exe	19
PID 2088 wrote to memory of 1172	2088	winver.exe	20
PID 2088 wrote to memory of 1196	2088	winver.exe	21
PID 2088 wrote to memory of 1536	2088	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe
  "C:\Users\Admin\AppData\Local\Temp\b7a29453c68f999d5895f72eb59541a974819d77f5cb9a415d6dfb6d23fb64adN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:628
- - 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:2088

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1536

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/628-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/628-4-0x0000000001CF0000-0x00000000026F0000-memory.dmp

Filesize
10.0MB

Download
memory/628-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/628-12-0x0000000001CF0000-0x00000000026F0000-memory.dmp

Filesize
10.0MB

Download
memory/1104-24-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1104-25-0x0000000077921000-0x0000000077922000-memory.dmp

Filesize
4KB

Download
memory/1172-35-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1172-19-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1172-29-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1172-30-0x0000000077921000-0x0000000077922000-memory.dmp

Filesize
4KB

Download
memory/1196-9-0x0000000077921000-0x0000000077922000-memory.dmp

Filesize
4KB

Download
memory/1196-26-0x0000000002870000-0x0000000002876000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x00000000028C0000-0x00000000028C6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000028C0000-0x00000000028C6000-memory.dmp

Filesize
24KB

Download
memory/1196-21-0x0000000002870000-0x0000000002876000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x00000000028C0000-0x00000000028C6000-memory.dmp

Filesize
24KB

Download
memory/1536-27-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/1536-28-0x0000000077921000-0x0000000077922000-memory.dmp

Filesize
4KB

Download
memory/1536-23-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/2088-5-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2088-10-0x00000000778D0000-0x0000000077A79000-memory.dmp

Filesize
1.7MB

Download
memory/2088-8-0x0000000077ACF000-0x0000000077AD1000-memory.dmp

Filesize
8KB

Download
memory/2088-7-0x0000000077ACF000-0x0000000077AD0000-memory.dmp

Filesize
4KB

Download
memory/2088-31-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2088-6-0x0000000077AD0000-0x0000000077AD1000-memory.dmp

Filesize
4KB

Download