tinba | 9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20/10/2024, 11:26

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General

Target

9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe
Size

225KB
MD5

1fd0e1292148e1a5a74301a219ce53b0
SHA1

2af95211302c41fdafb985ab827d8eaebba1a16b
SHA256

9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7
SHA512

145896a01e5929904690b7cdb12534362664ab2b7377d31a8f77f2d60273e94cbc95d385a0fbd3259107ebc6e7b56394e1e4f17c0da8623ee694afe64cc36cca
SSDEEP

6144:5A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:5ATuTAnKGwUAW3ycQqgf

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

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\26A2FF29 = "C:\\Users\\Admin\\AppData\\Roaming\\26A2FF29\\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	9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2592	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2592	2640	9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe	30
PID 2640 wrote to memory of 2592	2640	9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe	30
PID 2640 wrote to memory of 2592	2640	9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe	30
PID 2640 wrote to memory of 2592	2640	9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe	30
PID 2640 wrote to memory of 2592	2640	9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe	30
PID 2592 wrote to memory of 1208	2592	winver.exe	21
PID 2592 wrote to memory of 1120	2592	winver.exe	19
PID 2592 wrote to memory of 1180	2592	winver.exe	20
PID 2592 wrote to memory of 1208	2592	winver.exe	21
PID 2592 wrote to memory of 1288	2592	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe
  "C:\Users\Admin\AppData\Local\Temp\9e57518a95a27d617cb08f27f2ffc5e52100e24a4f7776d5d716b182ba5d30c7N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2640
- - 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:2592

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1288

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 Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1120-27-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1120-11-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1180-14-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1180-24-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/1208-17-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/1208-25-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1208-6-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/1288-20-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/1288-26-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/2592-23-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2592-4-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2592-29-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2640-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download