tinba | 0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20

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
30-12-2024 14:47

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General

Target

0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe
Size

146KB
MD5

7253a5dfc99934f965bb0aef560c9f2a
SHA1

0146b5fff483768f653e1171444b11dccdb58640
SHA256

0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20
SHA512

be5eee4d1351fa77981df1019a01cb19301c11418470c151bc7f7ed1c1dbe32f7974bfe66eba79065c806a8ac35226e2c4e1745de7e1f722813673fc6ce57b8f
SSDEEP

1536:miLOvRmmQegJ3BbmAQ256/ZrwWnL8SOV7CW2YqjhOrmK6o8v0EL:miyvRmbLs/ZrwWL/OV7GjQqpo8lL

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\F942D243 = "C:\\Users\\Admin\\AppData\\Roaming\\F942D243\\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/2592-0-0x0000000000400000-0x0000000000425000-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	0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2472	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2472	2592	0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe	31
PID 2592 wrote to memory of 2472	2592	0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe	31
PID 2592 wrote to memory of 2472	2592	0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe	31
PID 2592 wrote to memory of 2472	2592	0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe	31
PID 2592 wrote to memory of 2472	2592	0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe	31
PID 2472 wrote to memory of 1412	2472	winver.exe	21
PID 2472 wrote to memory of 1252	2472	winver.exe	19
PID 2472 wrote to memory of 1348	2472	winver.exe	20
PID 2472 wrote to memory of 1412	2472	winver.exe	21
PID 2472 wrote to memory of 1264	2472	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1252

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1348

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1412
- C:\Users\Admin\AppData\Local\Temp\0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe
  "C:\Users\Admin\AppData\Local\Temp\0c1738c8e87d403096c5137a67fb66bc6bbf19d5dbaf18028b3b5ab8dd6cdb20.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2592
- - 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:2472

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1264

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/1252-28-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1252-27-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1264-31-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1264-32-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1264-26-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1348-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1348-22-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1412-30-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/1412-2-0x00000000026D0000-0x00000000026D6000-memory.dmp

Filesize
24KB

Download
memory/1412-10-0x0000000077341000-0x0000000077342000-memory.dmp

Filesize
4KB

Download
memory/1412-3-0x00000000026D0000-0x00000000026D6000-memory.dmp

Filesize
24KB

Download
memory/1412-4-0x00000000026D0000-0x00000000026D6000-memory.dmp

Filesize
24KB

Download
memory/1412-24-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/2472-9-0x00000000774EF000-0x00000000774F1000-memory.dmp

Filesize
8KB

Download
memory/2472-11-0x00000000772F0000-0x0000000077499000-memory.dmp

Filesize
1.7MB

Download
memory/2472-6-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2472-7-0x00000000774F0000-0x00000000774F1000-memory.dmp

Filesize
4KB

Download
memory/2472-8-0x00000000774EF000-0x00000000774F0000-memory.dmp

Filesize
4KB

Download
memory/2472-33-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2592-14-0x0000000001DF0000-0x00000000027F0000-memory.dmp

Filesize
10.0MB

Download
memory/2592-13-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2592-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2592-5-0x0000000001DF0000-0x00000000027F0000-memory.dmp

Filesize
10.0MB

Download
memory/2592-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download