tinba | 3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982

General

Target

3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe
Size

225KB
MD5

bb9888adebec8dddd937a367710e37e0
SHA1

84a78de9ecf898969c948b5301d9672bc3f1469c
SHA256

3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982
SHA512

32df97aa8cc79019160d132e50887ab275899c1136cbdfe6af590de32c92d6deaa54f20b35a1f60e6b22fccd3e4b2f8b807af1f9aab8fdaec5ce4314ac805e5b
SSDEEP

6144:fA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:fATuTAnKGwUAW3ycQqgf

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\44986159 = "C:\\Users\\Admin\\AppData\\Roaming\\44986159\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe
2192	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2192	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2192	2276	3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe	30
PID 2276 wrote to memory of 2192	2276	3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe	30
PID 2276 wrote to memory of 2192	2276	3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe	30
PID 2276 wrote to memory of 2192	2276	3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe	30
PID 2276 wrote to memory of 2192	2276	3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe	30
PID 2192 wrote to memory of 1204	2192	winver.exe	21
PID 2192 wrote to memory of 1100	2192	winver.exe	19
PID 2192 wrote to memory of 1140	2192	winver.exe	20
PID 2192 wrote to memory of 1204	2192	winver.exe	21
PID 2192 wrote to memory of 1212	2192	winver.exe	23
PID 2192 wrote to memory of 2276	2192	winver.exe	27

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1140

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe
  "C:\Users\Admin\AppData\Local\Temp\3d1e7a28af9798f584c94134debd0999a7cbb9a6bdf5732ab0e8786ff0f75982N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2276
- - 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:2192

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1212

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1100-29-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1100-11-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1140-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1140-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-17-0x0000000003BD0000-0x0000000003BD6000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x0000000003BD0000-0x0000000003BD6000-memory.dmp

Filesize
24KB

Download
memory/1212-20-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/1212-28-0x0000000001DE0000-0x0000000001DE6000-memory.dmp

Filesize
24KB

Download
memory/2192-25-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2192-4-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2192-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2276-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads