tinba | cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612

General

Target

cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
Size

98KB
MD5

c84999af4257889363b320ec720c11c5
SHA1

e1f1d7025c76337f3b7c557fd59b851a1a65e0ff
SHA256

cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612
SHA512

2d5d97ad2e3f8d8687d0edb302dcb6a12d66de77dbd22f003d2a33f7fcbbda0d488ae39634da9ffb98cd8b934f40615ee35488a280bb7db518ed748e139d704e

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-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run	winver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\32A85A2A = "C:\\Users\\Admin\\AppData\\Roaming\\32A85A2A\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe

description	pid	process	target process
PID 1892 set thread context of 4072	1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3632 3872 WerFault.exe DllHost.exe

pid	pid_target	process	target process
3632	3872	WerFault.exe	DllHost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exewinver.exeWerFault.exe

pid	process
1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
744	winver.exe
744	winver.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
3632	WerFault.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe
744	winver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1700 Explorer.EXE

pid	process
1700	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 11 IoCs

Processes:

WerFault.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	3632	WerFault.exe
Token: SeShutdownPrivilege	1700	Explorer.EXE
Token: SeCreatePagefilePrivilege	1700	Explorer.EXE
Token: SeShutdownPrivilege	1700	Explorer.EXE
Token: SeCreatePagefilePrivilege	1700	Explorer.EXE
Token: SeShutdownPrivilege	1700	Explorer.EXE
Token: SeCreatePagefilePrivilege	1700	Explorer.EXE
Token: SeShutdownPrivilege	1700	Explorer.EXE
Token: SeCreatePagefilePrivilege	1700	Explorer.EXE
Token: SeShutdownPrivilege	1700	Explorer.EXE
Token: SeCreatePagefilePrivilege	1700	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

744 winver.exe

pid	process
744	winver.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe

pid	process
1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

1700 Explorer.EXE

pid	process
1700	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.execac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exewinver.exe

description	pid	process	target process
PID 1892 wrote to memory of 4072	1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
PID 1892 wrote to memory of 4072	1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
PID 1892 wrote to memory of 4072	1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
PID 1892 wrote to memory of 4072	1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
PID 1892 wrote to memory of 4072	1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
PID 1892 wrote to memory of 4072	1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
PID 1892 wrote to memory of 4072	1892	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
PID 4072 wrote to memory of 744	4072	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	winver.exe
PID 4072 wrote to memory of 744	4072	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	winver.exe
PID 4072 wrote to memory of 744	4072	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	winver.exe
PID 4072 wrote to memory of 744	4072	cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe	winver.exe
PID 744 wrote to memory of 1700	744	winver.exe	Explorer.EXE
PID 744 wrote to memory of 2464	744	winver.exe	sihost.exe
PID 744 wrote to memory of 2484	744	winver.exe	svchost.exe
PID 744 wrote to memory of 2756	744	winver.exe	taskhostw.exe
PID 744 wrote to memory of 1700	744	winver.exe	Explorer.EXE
PID 744 wrote to memory of 3372	744	winver.exe	ShellExperienceHost.exe
PID 744 wrote to memory of 3384	744	winver.exe	SearchUI.exe
PID 744 wrote to memory of 3584	744	winver.exe	RuntimeBroker.exe
PID 744 wrote to memory of 3872	744	winver.exe	DllHost.exe
PID 744 wrote to memory of 2156	744	winver.exe	DllHost.exe
PID 744 wrote to memory of 3700	744	winver.exe
PID 744 wrote to memory of 3632	744	winver.exe	WerFault.exe
PID 744 wrote to memory of 2704	744	winver.exe	slui.exe

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 848
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3632

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3584

C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
"C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
1⤵
PID:3384

C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
"C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
1⤵
PID:3372

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:1700

C:\Users\Admin\AppData\Local\Temp\cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
"C:\Users\Admin\AppData\Local\Temp\cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1892

C:\Users\Admin\AppData\Local\Temp\cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
C:\Users\Admin\AppData\Local\Temp\cac83888367ca377c018e55ee1df6eef7543976818fa55af17b3fec960eae612.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:4072

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:744

c:\windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2756

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
1⤵
PID:2484

c:\windows\system32\sihost.exe
sihost.exe
1⤵
PID:2464

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:2156

C:\Windows\System32\slui.exe
C:\Windows\System32\slui.exe -Embedding
1⤵
PID:2704

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/744-116-0x0000000000000000-mapping.dmp

Download
memory/744-120-0x0000000004970000-0x0000000004976000-memory.dmp

Filesize
24KB

Download
memory/1700-131-0x00007FFFB71C0000-0x00007FFFB71C1000-memory.dmp

Filesize
4KB

Download
memory/1700-122-0x0000000000EC0000-0x0000000000EC6000-memory.dmp

Filesize
24KB

Download
memory/1700-121-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/1892-117-0x00000000005D0000-0x00000000005D4000-memory.dmp

Filesize
16KB

Download
memory/2156-127-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download
memory/2464-123-0x0000000000550000-0x0000000000556000-memory.dmp

Filesize
24KB

Download
memory/2484-124-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2704-132-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download
memory/2756-125-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/3584-126-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/3632-128-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/3632-129-0x00007FFFB71A0000-0x00007FFFB71A1000-memory.dmp

Filesize
4KB

Download
memory/3632-130-0x00007FFFB71B0000-0x00007FFFB71B1000-memory.dmp

Filesize
4KB

Download
memory/4072-119-0x0000000001710000-0x0000000002110000-memory.dmp

Filesize
10.0MB

Download
memory/4072-115-0x0000000000401000-mapping.dmp

Download
memory/4072-118-0x0000000000400000-0x0000000000404400-memory.dmp

Filesize
17KB

Download
memory/4072-114-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads