tinba | d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 03:42

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General

Target

d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe
Size

225KB
MD5

2fcb46e302cfbc21bd689398815ed3ec
SHA1

0075a4b96966cb567fcf14f9b08894ba76a209a1
SHA256

d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7
SHA512

7e1d8635967146e9ffbb693c1a986b49bfa6a4fa53ffaa0c630d8f3a4cf16c6d9e5cbd1cdf6e3e8991fc5e3502a4b7060e39486b2037596f4fee723f313d82b6
SSDEEP

6144:AA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:AATuTAnKGwUAW3ycQqgf

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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows\CurrentVersion\Run\F471E8C0 = "C:\\Users\\Admin\\AppData\\Roaming\\F471E8C0\\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	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe
2704	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2704	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 808 wrote to memory of 2704	808	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	30
PID 808 wrote to memory of 2704	808	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	30
PID 808 wrote to memory of 2704	808	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	30
PID 808 wrote to memory of 2704	808	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	30
PID 808 wrote to memory of 2704	808	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	30
PID 2704 wrote to memory of 1184	2704	winver.exe	21
PID 2704 wrote to memory of 1060	2704	winver.exe	18
PID 2704 wrote to memory of 1128	2704	winver.exe	19
PID 2704 wrote to memory of 1184	2704	winver.exe	21
PID 2704 wrote to memory of 1352	2704	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1060

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1128

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe
  "C:\Users\Admin\AppData\Local\Temp\d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:808
- - 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:2704

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1352

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

Replay Monitor

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Downloads

memory/808-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1060-26-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1060-11-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1128-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1128-24-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1184-6-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1184-17-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1184-1-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1184-25-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1352-20-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1352-27-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/2704-23-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/2704-4-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2704-29-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download