tinba | 5997442526ff5ec3fbbc39b6c1b5ed34ca8c5269439331d4c0b55fa6b6a696bf

Analysis

max time kernel
148s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20/07/2024, 21:11

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General

Target

0b63f4abdb552932bfc9989e99a664d0N.exe
Size

110KB
MD5

0b63f4abdb552932bfc9989e99a664d0
SHA1

bfcbabefd7cfe5dfeb521d6057a5ce9e0b9f1226
SHA256

5997442526ff5ec3fbbc39b6c1b5ed34ca8c5269439331d4c0b55fa6b6a696bf
SHA512

ee4282137b2f2010a6109ce81f24ebbe419e8e7d385053106454a25490be9dc1215a02b63d09084dd506310a882139a1b67a969a47b3c9f680d75ef201d99ecd
SSDEEP

1536:1iLOvRmmQegJgBbmAQ256/ZrwWnwqjhurmKFcxL8JQ28SGd:1iyvRmeLs/ZrwWJjAqGcRJ2xS

Score

10^/10

tinba banker persistence trojan upx

Malware Config

Signatures

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

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4088-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

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-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\A2B40828 = "C:\\Users\\Admin\\AppData\\Roaming\\A2B40828\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4424	3172	WerFault.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3172	winver.exe
3172	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3172	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3416	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 3172	4088	0b63f4abdb552932bfc9989e99a664d0N.exe	88
PID 4088 wrote to memory of 3172	4088	0b63f4abdb552932bfc9989e99a664d0N.exe	88
PID 4088 wrote to memory of 3172	4088	0b63f4abdb552932bfc9989e99a664d0N.exe	88
PID 4088 wrote to memory of 3172	4088	0b63f4abdb552932bfc9989e99a664d0N.exe	88
PID 3172 wrote to memory of 3416	3172	winver.exe	56
PID 3172 wrote to memory of 2548	3172	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2548

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3416
- C:\Users\Admin\AppData\Local\Temp\0b63f4abdb552932bfc9989e99a664d0N.exe
  "C:\Users\Admin\AppData\Local\Temp\0b63f4abdb552932bfc9989e99a664d0N.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4088
- - 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:3172
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 352
      4⤵
      Program crash
      PID:4424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3172 -ip 3172
1⤵
PID:3320

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2548-17-0x00007FFA09C10000-0x00007FFA09C11000-memory.dmp

Filesize
4KB

Download
memory/2548-13-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

Download
memory/3172-5-0x0000000077452000-0x0000000077453000-memory.dmp

Filesize
4KB

Download
memory/3172-14-0x00000000020C0000-0x00000000020C6000-memory.dmp

Filesize
24KB

Download
memory/3172-11-0x00000000020C0000-0x00000000020C6000-memory.dmp

Filesize
24KB

Download
memory/3172-7-0x00007FFA099F0000-0x00007FFA09BE5000-memory.dmp

Filesize
2.0MB

Download
memory/3416-2-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/3416-6-0x00007FFA09A8D000-0x00007FFA09A8E000-memory.dmp

Filesize
4KB

Download
memory/3416-3-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/3416-16-0x00007FFA09C20000-0x00007FFA09C21000-memory.dmp

Filesize
4KB

Download
memory/4088-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4088-9-0x0000000002220000-0x0000000002C20000-memory.dmp

Filesize
10.0MB

Download
memory/4088-4-0x0000000002220000-0x0000000002C20000-memory.dmp

Filesize
10.0MB

Download
memory/4088-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4088-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download