tinba | 6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184f

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 03:21

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General

Target

6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe
Size

45KB
MD5

b3d62eeda9b5f74bfd3c7266b441ebd0
SHA1

8f5f3f3fb41a9d0d6b0564d6bb3ffbcd1a7e0377
SHA256

6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184f
SHA512

b956bee086040e32c71cddd37cd55b7e4116149f27c1ec9c8859c73f3616dc09f87e395a5a10f73acea7765c0f7384c08d262fe7e180a19ee825ab120550a1b8
SSDEEP

768:uhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:isWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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
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\CDCDC9C3 = "C:\\Users\\Admin\\AppData\\Roaming\\CDCDC9C3\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2612-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

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	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe
1960	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1960	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 1960	2612	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	31
PID 2612 wrote to memory of 1960	2612	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	31
PID 2612 wrote to memory of 1960	2612	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	31
PID 2612 wrote to memory of 1960	2612	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	31
PID 2612 wrote to memory of 1960	2612	6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe	31
PID 1960 wrote to memory of 1208	1960	winver.exe	21
PID 1960 wrote to memory of 1108	1960	winver.exe	19
PID 1960 wrote to memory of 1172	1960	winver.exe	20
PID 1960 wrote to memory of 1208	1960	winver.exe	21
PID 1960 wrote to memory of 852	1960	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

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\6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe
  "C:\Users\Admin\AppData\Local\Temp\6e11eb8bd0b8861e9e207cf17f156a41c5badecd0e184f4ee052b7853cbe184fN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2612
- - 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:1960

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/852-24-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/852-28-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/852-29-0x0000000077C71000-0x0000000077C72000-memory.dmp

Filesize
4KB

Download
memory/1108-26-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/1172-30-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1172-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1172-25-0x0000000077C71000-0x0000000077C72000-memory.dmp

Filesize
4KB

Download
memory/1208-10-0x0000000077C71000-0x0000000077C72000-memory.dmp

Filesize
4KB

Download
memory/1208-27-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1208-22-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1208-4-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1960-11-0x0000000077C20000-0x0000000077DC9000-memory.dmp

Filesize
1.7MB

Download
memory/1960-9-0x0000000077E1F000-0x0000000077E21000-memory.dmp

Filesize
8KB

Download
memory/1960-8-0x0000000077E1F000-0x0000000077E20000-memory.dmp

Filesize
4KB

Download
memory/1960-6-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1960-7-0x0000000077E20000-0x0000000077E21000-memory.dmp

Filesize
4KB

Download
memory/1960-31-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1960-36-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download
memory/2612-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2612-13-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2612-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2612-5-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2612-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download