tinba | f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952

General

Target

f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe
Size

84KB
MD5

ad08725b07e785fda98be9b672c3142f
SHA1

e20382e68a14754cff479be1b0bdd218479bce44
SHA256

f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952
SHA512

8a7d37b6f5ef2f9ce6aff319d3267d2ecc6990b1f4b2ab0b1dbab0d82711bc186ede310334bf122da386ab508e6226de0d93f4e566c0d61d347f1ec42fa6e6e8
SSDEEP

768:NL2nV/xf1YW47yg8AsO4KZEMEl1Vpil/MsK3LQCsV5OKuulwUPcbvCBdKejQg:NLQ91YXOJljcqs5CY4KLlw/bXeN

Score

10^/10

tinba banker persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run	winver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\FD7780FB = "C:\\Users\\Admin\\AppData\\Roaming\\FD7780FB\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2008 set thread context of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe
1040	winver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1208	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1208	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1040	winver.exe
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28
PID 2008 wrote to memory of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28
PID 2008 wrote to memory of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28
PID 2008 wrote to memory of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28
PID 2008 wrote to memory of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28
PID 2008 wrote to memory of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28
PID 2008 wrote to memory of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28
PID 2008 wrote to memory of 856	2008	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	28
PID 856 wrote to memory of 1040	856	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	29
PID 856 wrote to memory of 1040	856	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	29
PID 856 wrote to memory of 1040	856	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	29
PID 856 wrote to memory of 1040	856	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	29
PID 856 wrote to memory of 1040	856	f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe	29
PID 1040 wrote to memory of 1208	1040	winver.exe	16
PID 1040 wrote to memory of 1104	1040	winver.exe	18
PID 1040 wrote to memory of 1176	1040	winver.exe	17
PID 1040 wrote to memory of 1208	1040	winver.exe	16

C:\Users\Admin\AppData\Local\Temp\f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe
"C:\Users\Admin\AppData\Local\Temp\f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Users\Admin\AppData\Local\Temp\f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe
  "C:\Users\Admin\AppData\Local\Temp\f18f5d25ad4f674066fb32d33db9e68138514e1c48cb9ad627ef8da5a3d80952.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:856
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1040

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1208

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

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

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/856-69-0x0000000000570000-0x0000000000F70000-memory.dmp

Filesize
10.0MB

Download
memory/856-57-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/856-59-0x0000000000570000-0x0000000000F70000-memory.dmp

Filesize
10.0MB

Download
memory/1040-65-0x0000000077C30000-0x0000000077DB0000-memory.dmp

Filesize
1.5MB

Download
memory/1040-64-0x0000000000100000-0x0000000000107000-memory.dmp

Filesize
28KB

Download
memory/1040-77-0x0000000000100000-0x0000000000107000-memory.dmp

Filesize
28KB

Download
memory/1040-78-0x0000000077C30000-0x0000000077DB0000-memory.dmp

Filesize
1.5MB

Download
memory/1104-74-0x0000000001C40000-0x0000000001C47000-memory.dmp

Filesize
28KB

Download
memory/1176-75-0x00000000001A0000-0x00000000001A7000-memory.dmp

Filesize
28KB

Download
memory/1208-62-0x0000000002A70000-0x0000000002A77000-memory.dmp

Filesize
28KB

Download
memory/1208-66-0x0000000002A70000-0x0000000002A77000-memory.dmp

Filesize
28KB

Download
memory/1208-76-0x0000000002A80000-0x0000000002A87000-memory.dmp

Filesize
28KB

Download
memory/2008-56-0x00000000760D1000-0x00000000760D3000-memory.dmp

Filesize
8KB

Download

Analysis

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