tinba | fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668

Analysis

max time kernel
107s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/12/2024, 12:52 UTC

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General

Target

fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668N.exe
Size

34KB
MD5

fd90c736bfdce787c3b3ddc2e48f9270
SHA1

0745ad1f6dd1f1c276c46b5c35a8ba2b9df00c1b
SHA256

fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668
SHA512

be61b791cccd62ae40d361da599b30e041819f21f3ad6bc7065d6135ca7e924f106c9325b4b772e44ad1e386aa08afb9c96430a40fc4ac5f71643f7b30a1a733
SSDEEP

768:Lp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9JS:LpYoX58z1uirL98xMWnT0OQ9JS

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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0029F88D = "C:\\Users\\Admin\\AppData\\Roaming\\0029F88D\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3020-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4908	3600	WerFault.exe	84

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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3600	winver.exe
3600	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3568	Explorer.EXE
Token: SeCreatePagefilePrivilege	3568	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3600	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 3600	3020	fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668N.exe	84
PID 3020 wrote to memory of 3600	3020	fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668N.exe	84
PID 3020 wrote to memory of 3600	3020	fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668N.exe	84
PID 3020 wrote to memory of 3600	3020	fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668N.exe	84
PID 3600 wrote to memory of 3568	3600	winver.exe	56
PID 3600 wrote to memory of 2704	3600	winver.exe	45

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2704

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3568
- C:\Users\Admin\AppData\Local\Temp\fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668N.exe
  "C:\Users\Admin\AppData\Local\Temp\fc66a916ccab14beb3c0646965fcf03b1ff126c758cfcada224cb052ee1e7668N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - 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:3600
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3600 -s 352
      4⤵
      Program crash
      PID:4908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3600 -ip 3600
1⤵
PID:4088

Network

DNS

209.205.72.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

209.205.72.20.in-addr.arpa

IN PTR

Response
DNS

172.210.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.210.232.199.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

28.118.140.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

28.118.140.52.in-addr.arpa

IN PTR

Response
DNS

50.23.12.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

50.23.12.20.in-addr.arpa

IN PTR

Response
DNS

15.164.165.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

15.164.165.52.in-addr.arpa

IN PTR

Response
DNS

74.209.201.84.in-addr.arpa

Remote address:

8.8.8.8:53

Request

74.209.201.84.in-addr.arpa

IN PTR

Response
DNS

98.208.201.84.in-addr.arpa

Remote address:

8.8.8.8:53

Request

98.208.201.84.in-addr.arpa

IN PTR

Response
DNS

22.236.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

22.236.111.52.in-addr.arpa

IN PTR

Response

No results found

8.8.8.8:53

209.205.72.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

209.205.72.20.in-addr.arpa
8.8.8.8:53

172.210.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.210.232.199.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

28.118.140.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

28.118.140.52.in-addr.arpa
8.8.8.8:53

50.23.12.20.in-addr.arpa

dns

70 B
156 B
1
1

DNS Request

50.23.12.20.in-addr.arpa
8.8.8.8:53

15.164.165.52.in-addr.arpa

dns

72 B
146 B
1
1

DNS Request

15.164.165.52.in-addr.arpa
8.8.8.8:53

74.209.201.84.in-addr.arpa

dns

72 B
132 B
1
1

DNS Request

74.209.201.84.in-addr.arpa
8.8.8.8:53

98.208.201.84.in-addr.arpa

dns

72 B
132 B
1
1

DNS Request

98.208.201.84.in-addr.arpa
8.8.8.8:53

22.236.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

22.236.111.52.in-addr.arpa

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

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Downloads

memory/2704-12-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/3020-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3020-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/3020-4-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/3020-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3020-8-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/3568-2-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/3568-3-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/3568-5-0x00007FFB010AD000-0x00007FFB010AE000-memory.dmp

Filesize
4KB

Download
memory/3600-6-0x00007FFB01010000-0x00007FFB01205000-memory.dmp

Filesize
2.0MB

Download
memory/3600-10-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/3600-13-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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Downloads

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