tinba | b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b

General

Target

b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe
Size

69KB
MD5

757d5b86b196af656d9aad8619f9012b
SHA1

196759e08a4fd2742fbd78bee5ef75bdc616fa51
SHA256

b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b
SHA512

baa868482f48370c166115b0acbb7dc8cbe7fb8834409cb2ebbf12b2b4509c958094d6c40bbb3c695c8df73029d1a3383dda2a85ce984654df1ddd3b70a8c327

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\E1CFE111 = "C:\\Users\\Admin\\AppData\\Roaming\\E1CFE111\\bin.exe"	winver.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1304 3812 WerFault.exe DllHost.exe

pid	pid_target	process	target process
1304	3812	WerFault.exe	DllHost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

winver.exeWerFault.exe

pid	process
2700	winver.exe
2700	winver.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
1304	WerFault.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe
2700	winver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3020 Explorer.EXE

pid	process
3020	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 27 IoCs

Processes:

Explorer.EXEWerFault.exe

description	pid	process
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeDebugPrivilege	1304	WerFault.exe
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2700 winver.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exewinver.exe

description	pid	process	target process
PID 2116 wrote to memory of 2700	2116	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 2116 wrote to memory of 2700	2116	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 2116 wrote to memory of 2700	2116	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 2116 wrote to memory of 2700	2116	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 2700 wrote to memory of 3020	2700	winver.exe	Explorer.EXE
PID 2700 wrote to memory of 2364	2700	winver.exe	sihost.exe
PID 2700 wrote to memory of 2412	2700	winver.exe	svchost.exe
PID 2700 wrote to memory of 2744	2700	winver.exe	taskhostw.exe
PID 2700 wrote to memory of 3020	2700	winver.exe	Explorer.EXE
PID 2700 wrote to memory of 3236	2700	winver.exe	ShellExperienceHost.exe
PID 2700 wrote to memory of 3248	2700	winver.exe	SearchUI.exe
PID 2700 wrote to memory of 3492	2700	winver.exe	RuntimeBroker.exe
PID 2700 wrote to memory of 3812	2700	winver.exe	DllHost.exe
PID 2700 wrote to memory of 2500	2700	winver.exe	DllHost.exe
PID 2700 wrote to memory of 1504	2700	winver.exe
PID 2700 wrote to memory of 1304	2700	winver.exe	WerFault.exe
PID 2700 wrote to memory of 776	2700	winver.exe	slui.exe

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3812

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3812 -s 844
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1304

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3492

C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
"C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
1⤵
PID:3248

C:\Users\Admin\AppData\Local\Temp\b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe
"C:\Users\Admin\AppData\Local\Temp\b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2116

C:\Windows\SysWOW64\winver.exe
winver
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2700

C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
"C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
1⤵
PID:3236

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:3020

c:\windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2744

c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
1⤵
PID:2412

c:\windows\system32\sihost.exe
sihost.exe
1⤵
PID:2364

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:2500

C:\Windows\System32\slui.exe
C:\Windows\System32\slui.exe -Embedding
1⤵
PID:776

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/776-130-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/1304-129-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2116-116-0x0000000000470000-0x000000000051E000-memory.dmp

Filesize
696KB

Download
memory/2116-117-0x0000000002640000-0x0000000003040000-memory.dmp

Filesize
10.0MB

Download
memory/2116-114-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2364-123-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/2412-125-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/2500-128-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/2700-115-0x0000000000000000-mapping.dmp

Download
memory/2700-118-0x00000000008F0000-0x00000000008F6000-memory.dmp

Filesize
24KB

Download
memory/2744-126-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download
memory/3020-122-0x00007FF878560000-0x00007FF878561000-memory.dmp

Filesize
4KB

Download
memory/3020-124-0x0000000000D90000-0x0000000000D96000-memory.dmp

Filesize
24KB

Download
memory/3020-121-0x00007FF878550000-0x00007FF878551000-memory.dmp

Filesize
4KB

Download
memory/3020-120-0x00007FF878540000-0x00007FF878541000-memory.dmp

Filesize
4KB

Download
memory/3020-119-0x0000000001380000-0x0000000001386000-memory.dmp

Filesize
24KB

Download
memory/3492-127-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads