tinba | 7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b

General

Target

7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b.exe
Size

160KB
MD5

2f3a09f88d8375359a2cf213f120596a
SHA1

f2f08aebbaba7cf5236b6c5cc7f9940459b27b5d
SHA256

7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b
SHA512

53dd2f227b516d5a632eb2afd283f84c902575d1ccfd0bc10f21875b046b665cbcf173e9f5fbb504b704e2e85dad06b93491431f2ab1a6d4600d8781a5d08301
SSDEEP

1536:2EY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:dY+4MiIkLZJNAQ9J6v

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

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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0E9A1EF0 = "C:\\Users\\Admin\\AppData\\Roaming\\0E9A1EF0\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2912-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
672	3680	WerFault.exe	90

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	7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3680	winver.exe
3680	winver.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3680	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 3680	2912	7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b.exe	90
PID 2912 wrote to memory of 3680	2912	7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b.exe	90
PID 2912 wrote to memory of 3680	2912	7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b.exe	90
PID 2912 wrote to memory of 3680	2912	7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b.exe	90
PID 3680 wrote to memory of 3472	3680	winver.exe	56
PID 3680 wrote to memory of 2680	3680	winver.exe	45

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2680

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3472
- C:\Users\Admin\AppData\Local\Temp\7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b.exe
  "C:\Users\Admin\AppData\Local\Temp\7add9c871c2e5d9a480e9bcb880aa065440fc4628de3ea1ab2c56bda4ba5df9b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2912
- - 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:3680
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3680 -s 352
      4⤵
      Program crash
      PID:672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3680 -ip 3680
1⤵
PID:3168

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4324,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=3880 /prefetch:8
1⤵
PID:1048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2680-14-0x0000000000B10000-0x0000000000B16000-memory.dmp

Filesize
24KB

Download
memory/2912-4-0x00000000021E0000-0x0000000002BE0000-memory.dmp

Filesize
10.0MB

Download
memory/2912-1-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download
memory/2912-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2912-10-0x00000000021E0000-0x0000000002BE0000-memory.dmp

Filesize
10.0MB

Download
memory/2912-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3472-2-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

Filesize
24KB

Download
memory/3472-7-0x00007FFE59EAD000-0x00007FFE59EAE000-memory.dmp

Filesize
4KB

Download
memory/3472-3-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

Filesize
24KB

Download
memory/3680-5-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/3680-8-0x00007FFE59E10000-0x00007FFE5A005000-memory.dmp

Filesize
2.0MB

Download
memory/3680-6-0x0000000076F82000-0x0000000076F83000-memory.dmp

Filesize
4KB

Download
memory/3680-15-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads