tinba | 6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8

General

Target

6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
Size

98KB
MD5

e5f8e18811f8fcf4e6cb19d6352ad07f
SHA1

cc6c0a517aecb5f4f5f9d5308f24fdaea605376d
SHA256

6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8
SHA512

8d11fd7ed1ef654866349b67c8358cff2f3422e8461cb0667001c3c7a7025033fba50d4834c80fc6eee9a031370d7c186fb6f85caff4697543876c7d4ae9c5fc

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

Processes:

winver.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run	winver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\F74876E7 = "C:\\Users\\Admin\\AppData\\Roaming\\F74876E7\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe

description	pid	process	target process
PID 4804 set thread context of 740	4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

512 3872 WerFault.exe DllHost.exe

pid	pid_target	process	target process
512	3872	WerFault.exe	DllHost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exewinver.exeWerFault.exe

pid	process
4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
512	WerFault.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe
3232	winver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2900 Explorer.EXE

pid	process
2900	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 11 IoCs

Processes:

WerFault.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	512	WerFault.exe
Token: SeShutdownPrivilege	2900	Explorer.EXE
Token: SeCreatePagefilePrivilege	2900	Explorer.EXE
Token: SeShutdownPrivilege	2900	Explorer.EXE
Token: SeCreatePagefilePrivilege	2900	Explorer.EXE
Token: SeShutdownPrivilege	2900	Explorer.EXE
Token: SeCreatePagefilePrivilege	2900	Explorer.EXE
Token: SeShutdownPrivilege	2900	Explorer.EXE
Token: SeCreatePagefilePrivilege	2900	Explorer.EXE
Token: SeShutdownPrivilege	2900	Explorer.EXE
Token: SeCreatePagefilePrivilege	2900	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

3232 winver.exe

pid	process
3232	winver.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe

pid	process
4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2900 Explorer.EXE

pid	process
2900	Explorer.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exewinver.exe

description	pid	process	target process
PID 4804 wrote to memory of 740	4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
PID 4804 wrote to memory of 740	4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
PID 4804 wrote to memory of 740	4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
PID 4804 wrote to memory of 740	4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
PID 4804 wrote to memory of 740	4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
PID 4804 wrote to memory of 740	4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
PID 4804 wrote to memory of 740	4804	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
PID 740 wrote to memory of 3232	740	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	winver.exe
PID 740 wrote to memory of 3232	740	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	winver.exe
PID 740 wrote to memory of 3232	740	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	winver.exe
PID 740 wrote to memory of 3232	740	6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe	winver.exe
PID 3232 wrote to memory of 2900	3232	winver.exe	Explorer.EXE
PID 3232 wrote to memory of 2344	3232	winver.exe	sihost.exe
PID 3232 wrote to memory of 2360	3232	winver.exe	svchost.exe
PID 3232 wrote to memory of 2488	3232	winver.exe	taskhostw.exe
PID 3232 wrote to memory of 2900	3232	winver.exe	Explorer.EXE
PID 3232 wrote to memory of 3356	3232	winver.exe	ShellExperienceHost.exe
PID 3232 wrote to memory of 3364	3232	winver.exe	SearchUI.exe
PID 3232 wrote to memory of 3616	3232	winver.exe	RuntimeBroker.exe
PID 3232 wrote to memory of 3872	3232	winver.exe	DllHost.exe
PID 3232 wrote to memory of 3708	3232	winver.exe	DllHost.exe
PID 3232 wrote to memory of 3540	3232	winver.exe
PID 3232 wrote to memory of 512	3232	winver.exe	WerFault.exe

c:\windows\system32\sihost.exe
sihost.exe
1⤵
PID:2344

C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
"C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
1⤵
PID:3356

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:2900

C:\Users\Admin\AppData\Local\Temp\6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
"C:\Users\Admin\AppData\Local\Temp\6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4804

C:\Users\Admin\AppData\Local\Temp\6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
C:\Users\Admin\AppData\Local\Temp\6861e6b7c03f754ad052a04c97eb555bfa00b10b01ca21b7dbda05c1f1cdece8.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:740

C:\Windows\SysWOW64\winver.exe
winver
4⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3232

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3872

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3872 -s 836
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:512

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3616

C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
"C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
1⤵
PID:3364

c:\windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2488

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
1⤵
PID:2360

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:3708

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/512-129-0x0000000000A90000-0x0000000000A96000-memory.dmp

Filesize
24KB

Download
memory/740-119-0x0000000001600000-0x000000000174A000-memory.dmp

Filesize
1.3MB

Download
memory/740-115-0x0000000000401000-mapping.dmp

Download
memory/740-114-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download
memory/740-118-0x0000000000400000-0x0000000000404400-memory.dmp

Filesize
17KB

Download
memory/2344-121-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

Download
memory/2360-125-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/2488-126-0x0000000000D00000-0x0000000000D06000-memory.dmp

Filesize
24KB

Download
memory/2900-123-0x0000000002EC0000-0x0000000002EC6000-memory.dmp

Filesize
24KB

Download
memory/2900-124-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/2900-128-0x00007FFDAE940000-0x00007FFDAE941000-memory.dmp

Filesize
4KB

Download
memory/3232-120-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

Download
memory/3232-116-0x0000000000000000-mapping.dmp

Download
memory/3616-122-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download
memory/3708-127-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/4804-117-0x00000000006B0000-0x00000000006B4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads