tinba | 7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 05:53

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General

Target

7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe
Size

89KB
MD5

6ff10dad65e5935e08dd1cb4fc0dc7d0
SHA1

d7b05d194abd8c67c549d87ee518775150322bb6
SHA256

7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427
SHA512

f46fe534fb4c176558080f48ebb1fcae054b49ed5ec5eb040ac8472bd1fd8c335025ff88f8162dd3eb1d66997511f9de1b48ed480d84a5d151b6e1e3d3e1ab52
SSDEEP

1536:+1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:++4MJIkLZJNAQ9Jo9e

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

Processes:

winver.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\39FDDACA = "C:\\Users\\Admin\\AppData\\Roaming\\39FDDACA\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2884-0-0x0000000000400000-0x0000000000418000-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

Processes:

winver.exe7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

Processes:

winver.exe

pid	Process
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid	Process
2596	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exewinver.exe

description	pid	Process	procid_target
PID 2884 wrote to memory of 2596	2884	7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe	31
PID 2884 wrote to memory of 2596	2884	7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe	31
PID 2884 wrote to memory of 2596	2884	7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe	31
PID 2884 wrote to memory of 2596	2884	7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe	31
PID 2884 wrote to memory of 2596	2884	7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe	31
PID 2596 wrote to memory of 1212	2596	winver.exe	21
PID 2596 wrote to memory of 1116	2596	winver.exe	19
PID 2596 wrote to memory of 1168	2596	winver.exe	20
PID 2596 wrote to memory of 1212	2596	winver.exe	21
PID 2596 wrote to memory of 848	2596	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe
  "C:\Users\Admin\AppData\Local\Temp\7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2884
- - 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:2596

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:848

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/848-39-0x0000000077451000-0x0000000077452000-memory.dmp

Filesize
4KB

Download
memory/848-38-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/848-32-0x0000000077451000-0x0000000077452000-memory.dmp

Filesize
4KB

Download
memory/848-31-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/848-33-0x0000000077451000-0x0000000077452000-memory.dmp

Filesize
4KB

Download
memory/1116-24-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1116-25-0x0000000077451000-0x0000000077452000-memory.dmp

Filesize
4KB

Download
memory/1168-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1212-23-0x0000000002580000-0x0000000002586000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x0000000077451000-0x0000000077452000-memory.dmp

Filesize
4KB

Download
memory/1212-4-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1212-34-0x0000000002580000-0x0000000002586000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/2596-8-0x00000000775FF000-0x0000000077600000-memory.dmp

Filesize
4KB

Download
memory/2596-9-0x00000000775FF000-0x0000000077601000-memory.dmp

Filesize
8KB

Download
memory/2596-11-0x0000000077400000-0x00000000775A9000-memory.dmp

Filesize
1.7MB

Download
memory/2596-26-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2596-7-0x0000000077600000-0x0000000077601000-memory.dmp

Filesize
4KB

Download
memory/2596-6-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2884-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2884-5-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2884-13-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2884-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2884-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download