tinba | f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5d

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 19:36

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General

Target

f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe
Size

89KB
MD5

054cc9abc8d6a0a52d7f40dc33dd28d0
SHA1

1c166ae84e99f6c5a6a4ce650d43e278012260f1
SHA256

f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5d
SHA512

33dfff3ce9a24d49416caffd187bae7f651c19dbd82f0f38bda6f6278fb1ee7538fa49654de1cf06e1a27ba5b5788aae4eb39468942099f5868722ac044ffe58
SSDEEP

1536:h1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:r+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\59C39EC9 = "C:\\Users\\Admin\\AppData\\Roaming\\59C39EC9\\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/1084-0-0x0000000000400000-0x0000000000418000-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	f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2716	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 2716	1084	f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe	31
PID 1084 wrote to memory of 2716	1084	f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe	31
PID 1084 wrote to memory of 2716	1084	f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe	31
PID 1084 wrote to memory of 2716	1084	f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe	31
PID 1084 wrote to memory of 2716	1084	f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe	31
PID 2716 wrote to memory of 1336	2716	winver.exe	21
PID 2716 wrote to memory of 1196	2716	winver.exe	19
PID 2716 wrote to memory of 1296	2716	winver.exe	20
PID 2716 wrote to memory of 1336	2716	winver.exe	21
PID 2716 wrote to memory of 1740	2716	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1196

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1296

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1336
- C:\Users\Admin\AppData\Local\Temp\f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe
  "C:\Users\Admin\AppData\Local\Temp\f215eff820c71d9a197aa89262ef08f0cf487b0249c957a84475faf7f9a6ef5dN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1084
- - 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:2716

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1740

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/1084-5-0x0000000001B70000-0x0000000002570000-memory.dmp

Filesize
10.0MB

Download
memory/1084-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1084-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1084-14-0x0000000001B70000-0x0000000002570000-memory.dmp

Filesize
10.0MB

Download
memory/1084-13-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1196-26-0x0000000001CE0000-0x0000000001CE6000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1296-29-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1296-21-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1336-23-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1336-10-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1336-3-0x00000000027C0000-0x00000000027C6000-memory.dmp

Filesize
24KB

Download
memory/1336-2-0x00000000027C0000-0x00000000027C6000-memory.dmp

Filesize
24KB

Download
memory/1336-4-0x00000000027C0000-0x00000000027C6000-memory.dmp

Filesize
24KB

Download
memory/1336-28-0x00000000026B0000-0x00000000026B6000-memory.dmp

Filesize
24KB

Download
memory/1740-25-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1740-31-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1740-30-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/2716-8-0x00000000774DF000-0x00000000774E0000-memory.dmp

Filesize
4KB

Download
memory/2716-11-0x00000000772E0000-0x0000000077489000-memory.dmp

Filesize
1.7MB

Download
memory/2716-6-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2716-7-0x00000000774E0000-0x00000000774E1000-memory.dmp

Filesize
4KB

Download
memory/2716-9-0x00000000774DF000-0x00000000774E1000-memory.dmp

Filesize
8KB

Download
memory/2716-32-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download