tinba | 869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358be

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27/10/2024, 15:06

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General

Target

869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe
Size

89KB
MD5

c84beca8d6e43c87c5af293c5305e380
SHA1

a3679a8d815a7ca89278d635fb66d6fe5b7f2697
SHA256

869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358be
SHA512

7ea12e1b8f55e551ebd473bf8471d1bcda8e7ee05a7a3057daff841b5057c70c328ab8caa6f0d0ca4401c2576e2769fbc3e85ef4fa0284437b4db2b8f7ee9ba9
SSDEEP

1536:K1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:i+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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\7356DA46 = "C:\\Users\\Admin\\AppData\\Roaming\\7356DA46\\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/1764-0-0x0000000000400000-0x0000000000418000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe
1068	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1068	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 1068	1764	869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe	32
PID 1764 wrote to memory of 1068	1764	869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe	32
PID 1764 wrote to memory of 1068	1764	869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe	32
PID 1764 wrote to memory of 1068	1764	869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe	32
PID 1764 wrote to memory of 1068	1764	869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe	32
PID 1068 wrote to memory of 1368	1068	winver.exe	21
PID 1068 wrote to memory of 1204	1068	winver.exe	19
PID 1068 wrote to memory of 1312	1068	winver.exe	20
PID 1068 wrote to memory of 1368	1068	winver.exe	21
PID 1068 wrote to memory of 620	1068	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1204

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1312

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1368
- C:\Users\Admin\AppData\Local\Temp\869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe
  "C:\Users\Admin\AppData\Local\Temp\869fbaa16002545a8dbb2b530f1b2bd7012046b854767026c32ffb021c5358beN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1764
- - 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:1068

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:620

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/620-28-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/620-29-0x00000000772D1000-0x00000000772D2000-memory.dmp

Filesize
4KB

Download
memory/620-26-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1068-8-0x000000007747F000-0x0000000077480000-memory.dmp

Filesize
4KB

Download
memory/1068-33-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1068-11-0x0000000077280000-0x0000000077429000-memory.dmp

Filesize
1.7MB

Download
memory/1068-7-0x0000000077480000-0x0000000077481000-memory.dmp

Filesize
4KB

Download
memory/1068-6-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1068-9-0x000000007747F000-0x0000000077481000-memory.dmp

Filesize
8KB

Download
memory/1204-31-0x00000000772D1000-0x00000000772D2000-memory.dmp

Filesize
4KB

Download
memory/1204-30-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1312-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1312-32-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1368-4-0x0000000002790000-0x0000000002796000-memory.dmp

Filesize
24KB

Download
memory/1368-23-0x0000000002740000-0x0000000002746000-memory.dmp

Filesize
24KB

Download
memory/1368-10-0x00000000772D1000-0x00000000772D2000-memory.dmp

Filesize
4KB

Download
memory/1368-2-0x0000000002790000-0x0000000002796000-memory.dmp

Filesize
24KB

Download
memory/1368-3-0x0000000002790000-0x0000000002796000-memory.dmp

Filesize
24KB

Download
memory/1368-27-0x0000000002740000-0x0000000002746000-memory.dmp

Filesize
24KB

Download
memory/1764-14-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/1764-13-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1764-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1764-5-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/1764-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download