tinba | 362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23/09/2024, 05:02

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General

Target

362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe
Size

34KB
MD5

f78b114a10c5aec2b1f72e2e84b34c30
SHA1

eb2c107f5bc0d3ef0c758149a39cdeb706f4bf29
SHA256

362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5
SHA512

bf693669105e2fae71465395c263101bf3ed84682ff73e85d603c5d24c108a722ade8e50a4b60742b4d89b1d8e8ba260e1c7ac01e1a90bd356db1a35a62f953c
SSDEEP

768:mp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:mpYoX58z1uirL98xMWnT0OQ9J2

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

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2420-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\9356F589 = "C:\\Users\\Admin\\AppData\\Roaming\\9356F589\\bin.exe"	winver.exe

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	362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe
1704	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1704	winver.exe
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 1704	2420	362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe	30
PID 2420 wrote to memory of 1704	2420	362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe	30
PID 2420 wrote to memory of 1704	2420	362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe	30
PID 2420 wrote to memory of 1704	2420	362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe	30
PID 2420 wrote to memory of 1704	2420	362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe	30
PID 1704 wrote to memory of 1284	1704	winver.exe	20
PID 1704 wrote to memory of 1124	1704	winver.exe	18
PID 1704 wrote to memory of 1228	1704	winver.exe	19
PID 1704 wrote to memory of 1284	1704	winver.exe	20
PID 1704 wrote to memory of 1676	1704	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1228

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1284
- C:\Users\Admin\AppData\Local\Temp\362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe
  "C:\Users\Admin\AppData\Local\Temp\362f7d507c924ae9d34ef2a247e58335483196747be80b3057ef72815065a7f5N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - 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:1704

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1676

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/1124-25-0x0000000001FA0000-0x0000000001FA6000-memory.dmp

Filesize
24KB

Download
memory/1124-26-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1228-28-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1228-34-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/1228-19-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/1228-27-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/1284-10-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1284-3-0x0000000002690000-0x0000000002696000-memory.dmp

Filesize
24KB

Download
memory/1284-4-0x0000000002690000-0x0000000002696000-memory.dmp

Filesize
24KB

Download
memory/1284-21-0x0000000002030000-0x0000000002036000-memory.dmp

Filesize
24KB

Download
memory/1284-2-0x0000000002690000-0x0000000002696000-memory.dmp

Filesize
24KB

Download
memory/1284-29-0x0000000002030000-0x0000000002036000-memory.dmp

Filesize
24KB

Download
memory/1676-24-0x0000000001C00000-0x0000000001C06000-memory.dmp

Filesize
24KB

Download
memory/1676-31-0x0000000001C00000-0x0000000001C06000-memory.dmp

Filesize
24KB

Download
memory/1676-32-0x0000000076F31000-0x0000000076F32000-memory.dmp

Filesize
4KB

Download
memory/1704-7-0x00000000770E0000-0x00000000770E1000-memory.dmp

Filesize
4KB

Download
memory/1704-11-0x0000000076EE0000-0x0000000077089000-memory.dmp

Filesize
1.7MB

Download
memory/1704-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1704-8-0x00000000770DF000-0x00000000770E0000-memory.dmp

Filesize
4KB

Download
memory/1704-9-0x00000000770DF000-0x00000000770E1000-memory.dmp

Filesize
8KB

Download
memory/1704-30-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2420-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2420-5-0x0000000001B60000-0x0000000002560000-memory.dmp

Filesize
10.0MB

Download
memory/2420-12-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2420-13-0x0000000001B60000-0x0000000002560000-memory.dmp

Filesize
10.0MB

Download
memory/2420-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download