tinba | 2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44

Analysis

max time kernel
118s
max time network
116s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-12-2024 13:15

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General

Target

2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe
Size

110KB
MD5

5be661cf4b407b1ec259708e8173fab0
SHA1

d4be6a1c41b626ddf2f24feeee0ae9763f217c1a
SHA256

2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44
SHA512

99fe56e671f05ed6f3e7816b9e8ef1b1dc06369c2c8969c8bd0a3a5e9fb97af3e98d0e9dc732808403eb04d1f1171bfb4b83ed3b8f112f3a7fe42c7ace736d6d
SSDEEP

1536:8iLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:8iyvRmDLs/ZrwWJjAqGcRJ2hg

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

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

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\12677229 = "C:\\Users\\Admin\\AppData\\Roaming\\12677229\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2984-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3052	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 3052	2984	2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe	31
PID 2984 wrote to memory of 3052	2984	2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe	31
PID 2984 wrote to memory of 3052	2984	2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe	31
PID 2984 wrote to memory of 3052	2984	2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe	31
PID 2984 wrote to memory of 3052	2984	2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe	31
PID 3052 wrote to memory of 1180	3052	winver.exe	21
PID 3052 wrote to memory of 1108	3052	winver.exe	19
PID 3052 wrote to memory of 1152	3052	winver.exe	20
PID 3052 wrote to memory of 1180	3052	winver.exe	21
PID 3052 wrote to memory of 464	3052	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe
  "C:\Users\Admin\AppData\Local\Temp\2be58312c77d6a8598532a94742141f8eb09227f71dd89fdb3c0f6622cca2a44N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3052

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:464

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/464-28-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/464-30-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/464-29-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1108-23-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1108-24-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1108-31-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1108-32-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1152-33-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-20-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-25-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1180-22-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-34-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1180-10-0x00000000774C1000-0x00000000774C2000-memory.dmp

Filesize
4KB

Download
memory/1180-4-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/2984-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2984-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2984-13-0x0000000001BF0000-0x00000000025F0000-memory.dmp

Filesize
10.0MB

Download
memory/2984-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2984-5-0x0000000001BF0000-0x00000000025F0000-memory.dmp

Filesize
10.0MB

Download
memory/3052-6-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/3052-9-0x000000007766F000-0x0000000077671000-memory.dmp

Filesize
8KB

Download
memory/3052-8-0x000000007766F000-0x0000000077670000-memory.dmp

Filesize
4KB

Download
memory/3052-7-0x0000000077670000-0x0000000077671000-memory.dmp

Filesize
4KB

Download
memory/3052-11-0x0000000077470000-0x0000000077619000-memory.dmp

Filesize
1.7MB

Download
memory/3052-35-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/3052-40-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download