tinba | 66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 13:20

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General

Target

66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe
Size

88KB
MD5

b0b0a3987439147da1d85c85cd2bcb28
SHA1

c5dce884118d07cdfaed570a77d873ac7667250f
SHA256

66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266
SHA512

5eefb877ed7a9a7103d1acc735de18b369de817c27353ebee5d8535f210342aa53443db28f80ca6fb462c7e618315631e678bba2441b30564f6c37f7dee7d7a9
SSDEEP

1536:95nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:95fvp12UFKcD/6jwqWsNI

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
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\9762A8FE = "C:\\Users\\Admin\\AppData\\Roaming\\9762A8FE\\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	66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2456	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 564 wrote to memory of 2456	564	66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe	31
PID 564 wrote to memory of 2456	564	66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe	31
PID 564 wrote to memory of 2456	564	66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe	31
PID 564 wrote to memory of 2456	564	66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe	31
PID 564 wrote to memory of 2456	564	66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe	31
PID 2456 wrote to memory of 1180	2456	winver.exe	21
PID 2456 wrote to memory of 1084	2456	winver.exe	18
PID 2456 wrote to memory of 1156	2456	winver.exe	20
PID 2456 wrote to memory of 1180	2456	winver.exe	21
PID 2456 wrote to memory of 952	2456	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1084

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe
  "C:\Users\Admin\AppData\Local\Temp\66ad39f70f3f5b600fe32cddab2c0a81d8cf5d488ba3b70b29ebead2819d5266.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:564
- - 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:2456

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:952

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/564-12-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/564-4-0x0000000001DA0000-0x00000000027A0000-memory.dmp

Filesize
10.0MB

Download
memory/564-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/564-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/952-31-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/952-30-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1084-23-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1084-22-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1156-24-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1156-19-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1180-9-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1180-2-0x0000000002780000-0x0000000002786000-memory.dmp

Filesize
24KB

Download
memory/1180-1-0x0000000002780000-0x0000000002786000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002780000-0x0000000002786000-memory.dmp

Filesize
24KB

Download
memory/1180-21-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1180-29-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/2456-10-0x0000000077B30000-0x0000000077CD9000-memory.dmp

Filesize
1.7MB

Download
memory/2456-28-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2456-5-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2456-6-0x0000000077D30000-0x0000000077D31000-memory.dmp

Filesize
4KB

Download
memory/2456-7-0x0000000077D2F000-0x0000000077D30000-memory.dmp

Filesize
4KB

Download
memory/2456-8-0x0000000077D2F000-0x0000000077D31000-memory.dmp

Filesize
8KB

Download