tinba | 1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 20:34

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General

Target

1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe
Size

49KB
MD5

259b31e1afca441b18362bb55be27ed7
SHA1

b8c1dae59920ca493afeb58e0ce86eb821d30eb4
SHA256

1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9
SHA512

1a156998035550c4abe1fa78c57f2591116dea6b5b04626eb5f43ae4c4b49c3516d7ac0cb8c7ef9e13dda832a6b5e31e0cbe17177575d52919c7ae9914400b04
SSDEEP

1536:zOBLXNqgzf2v6b6NkXklZlogHGe9eBXWV:zYLduv6OqXIlogmjWV

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\A37B843D = "C:\\Users\\Admin\\AppData\\Roaming\\A37B843D\\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/2096-0-0x0000000000400000-0x000000000041D000-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	1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2784	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2784	2096	1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe	31
PID 2096 wrote to memory of 2784	2096	1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe	31
PID 2096 wrote to memory of 2784	2096	1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe	31
PID 2096 wrote to memory of 2784	2096	1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe	31
PID 2096 wrote to memory of 2784	2096	1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe	31
PID 2784 wrote to memory of 1252	2784	winver.exe	21
PID 2784 wrote to memory of 1100	2784	winver.exe	19
PID 2784 wrote to memory of 1200	2784	winver.exe	20
PID 2784 wrote to memory of 1252	2784	winver.exe	21
PID 2784 wrote to memory of 1180	2784	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1200

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1252
- C:\Users\Admin\AppData\Local\Temp\1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe
  "C:\Users\Admin\AppData\Local\Temp\1edc9bae19fb310e91a31ff2041b76bd87510ab143735dea2dbc46b99d8d91b9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2096
- - 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:2784

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1180

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/1100-25-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1100-26-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1180-29-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1180-24-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1180-30-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1200-27-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1200-20-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1252-4-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1252-10-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1252-28-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/1252-2-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1252-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1252-22-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/2096-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2096-13-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/2096-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2096-5-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/2096-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2784-11-0x0000000077B90000-0x0000000077D39000-memory.dmp

Filesize
1.7MB

Download
memory/2784-8-0x0000000077D8F000-0x0000000077D90000-memory.dmp

Filesize
4KB

Download
memory/2784-9-0x0000000077D8F000-0x0000000077D91000-memory.dmp

Filesize
8KB

Download
memory/2784-7-0x0000000077D90000-0x0000000077D91000-memory.dmp

Filesize
4KB

Download
memory/2784-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2784-31-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download