tinba | aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9

General

Target

aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe
Size

225KB
MD5

b8fa1ba0ce6de767f44d559cc00b4b90
SHA1

365e1d38e82cfbbe8bd7caca8778f4e3897fd24f
SHA256

aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9
SHA512

0738afce81ebd86300967324745d6f2e0b3cecfdfa070ce8bfd97ba810395b8ada9e24249610a79894e43f22707f4ca85847ce0b91f2333745a2ab1c0c687d83
SSDEEP

6144:bA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:bATuTAnKGwUAW3ycQqgF

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\A7F0CFCF = "C:\\Users\\Admin\\AppData\\Roaming\\A7F0CFCF\\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	aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe
1312	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1312	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 1312	2644	aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe	30
PID 2644 wrote to memory of 1312	2644	aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe	30
PID 2644 wrote to memory of 1312	2644	aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe	30
PID 2644 wrote to memory of 1312	2644	aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe	30
PID 2644 wrote to memory of 1312	2644	aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe	30
PID 1312 wrote to memory of 1208	1312	winver.exe	21
PID 1312 wrote to memory of 1104	1312	winver.exe	19
PID 1312 wrote to memory of 1172	1312	winver.exe	20
PID 1312 wrote to memory of 1208	1312	winver.exe	21
PID 1312 wrote to memory of 1532	1312	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe
  "C:\Users\Admin\AppData\Local\Temp\aca820d912f8849b44f9dc04ce361e65a706091e95652f1cb05f50f2dad998d9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - 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:1312

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1532

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/1104-26-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1104-11-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1172-24-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1208-17-0x0000000002140000-0x0000000002146000-memory.dmp

Filesize
24KB

Download
memory/1208-25-0x0000000002140000-0x0000000002146000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1208-6-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1312-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/1312-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1312-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/1312-29-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1532-20-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1532-27-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/2644-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads