tinba | bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6f

General

Target

bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe
Size

237KB
MD5

a03eebebcc6e84db29430784c8f98550
SHA1

95fb6e32c7b65d36ecf69def5dfb3d0c8af812b9
SHA256

bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6f
SHA512

983744cda12e684f85e84a3285ee4eaf58642d66d2ebb6a56385772a0f15cb940cbd847648e0a0ffc14863d37cbd10b308819518422ccdcf0889527a2f4c8f1c
SSDEEP

6144:dA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:dATuTAnKGwUAWVycQqgj

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\A50568C6 = "C:\\Users\\Admin\\AppData\\Roaming\\A50568C6\\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	bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe
2708	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2708	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 2708	1920	bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe	31
PID 1920 wrote to memory of 2708	1920	bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe	31
PID 1920 wrote to memory of 2708	1920	bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe	31
PID 1920 wrote to memory of 2708	1920	bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe	31
PID 1920 wrote to memory of 2708	1920	bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe	31
PID 2708 wrote to memory of 1196	2708	winver.exe	21
PID 2708 wrote to memory of 1100	2708	winver.exe	19
PID 2708 wrote to memory of 1168	2708	winver.exe	20
PID 2708 wrote to memory of 1196	2708	winver.exe	21
PID 2708 wrote to memory of 1660	2708	winver.exe	25

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe
  "C:\Users\Admin\AppData\Local\Temp\bec22f074d6fbef64b1056cd1f0cdf9a3ee1c4809c09e6022432341e83f13a6fN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1920
- - 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:2708

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1660

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/1100-24-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1100-11-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1168-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-26-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1196-17-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1196-25-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1660-20-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1660-27-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1920-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2708-23-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2708-4-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2708-29-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads