tinba | 57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36

General

Target

57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe
Size

610KB
MD5

85f263e1648b97c8efe0404f9f097ec0
SHA1

4b557534a3e14c0d455c95411fe2c1e3aee8d6fc
SHA256

57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36
SHA512

f994d856e0fd75b30adfad99a78dc59fbfde822b96b0a05715f93e64c533d7d797dfcd07b010096e8606b086ae01830cd33d760a8645db6fda2bf1e585519291
SSDEEP

12288:XATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:dT+KjUdQqboyyWoK1NGqzuhx

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\D86570A8 = "C:\\Users\\Admin\\AppData\\Roaming\\D86570A8\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe
2828	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2828	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 2828	2940	57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe	31
PID 2940 wrote to memory of 2828	2940	57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe	31
PID 2940 wrote to memory of 2828	2940	57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe	31
PID 2940 wrote to memory of 2828	2940	57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe	31
PID 2940 wrote to memory of 2828	2940	57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe	31
PID 2828 wrote to memory of 1052	2828	winver.exe	18
PID 2828 wrote to memory of 1028	2828	winver.exe	17
PID 2828 wrote to memory of 1052	2828	winver.exe	18
PID 2828 wrote to memory of 1088	2828	winver.exe	19
PID 2828 wrote to memory of 1816	2828	winver.exe	25

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1028

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1052
- C:\Users\Admin\AppData\Local\Temp\57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe
  "C:\Users\Admin\AppData\Local\Temp\57a71849205b6e15b6dab3bf90d27d6291b20715fcd3fd563ff2ae59f3383a36N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2940
- - 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:2828

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1088

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1816

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 Information Discovery

1

T1082

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/1028-11-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1028-24-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1052-14-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1052-6-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1052-1-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1052-3-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1052-25-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1088-17-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1088-27-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1816-20-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1816-26-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/2828-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2828-23-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2828-29-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2940-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads