tinba | 599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544

General

Target

599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544N.exe
Size

45KB
MD5

978672759e2b77893fe035521d206990
SHA1

752663f497e487735c0437308c46862f9b5cc1b1
SHA256

599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544
SHA512

8cdf354b3c85f5a50d68ffdb27623ac26d7c46218c348136db7c06dfe8819aed6b62ce61d8c8c4a95c187dc767a25584c30d7cc8df8b258320b1b2c0f665da64
SSDEEP

768:XhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:xsWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
33	2884	Process not Found

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-1-5-21-2656314083-4170277356-267438488-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\14DDCF15 = "C:\\Users\\Admin\\AppData\\Roaming\\14DDCF15\\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/4416-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3932	3608	WerFault.exe	90

System Location Discovery: System Language Discovery 1 TTPs 4 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	599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2352	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3608	winver.exe
3608	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3608	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4416 wrote to memory of 3608	4416	599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544N.exe	90
PID 4416 wrote to memory of 3608	4416	599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544N.exe	90
PID 4416 wrote to memory of 3608	4416	599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544N.exe	90
PID 4416 wrote to memory of 3608	4416	599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544N.exe	90
PID 3608 wrote to memory of 3436	3608	winver.exe	56
PID 3608 wrote to memory of 2724	3608	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2724

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544N.exe
  "C:\Users\Admin\AppData\Local\Temp\599fcd1e2e677498dd090ddcfbc63b16fdac61b3e157b0e6127b9cf80b446544N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4416
- - 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:3608
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3608 -s 352
      4⤵
      Program crash
      PID:3932

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ua /installsource core
1⤵
- System Location Discovery: System Language Discovery
PID:1268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3608 -ip 3608
1⤵
PID:1276

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI1IiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODM0MTAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NTUzNjg2NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzQzOTk1MTc2Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\EdgeUpdate\Log\MicrosoftEdgeUpdate.log

Filesize
407KB

MD5
51a3712804fef07b6c47a97867cf655f

SHA1
89e002d06a52294c71dbdd65dfc08707bb96fe83

SHA256
52eff9d0781df81195248a37c6a8a6c5b089227e8dc58e04a2a85641d0c51ae2

SHA512
c5bdaca237202175c832cf745a76e1cb4da44bd64d5f4faeee1dca29dbafbe9819926ecde3efa8fec800cd59f61f36fb61407f50e989d290366a11dc9cfbf99e

Download Submit
memory/2724-16-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/3436-7-0x00007FF9D380D000-0x00007FF9D380E000-memory.dmp

Filesize
4KB

Download
memory/3436-2-0x0000000002680000-0x0000000002686000-memory.dmp

Filesize
24KB

Download
memory/3436-3-0x0000000002680000-0x0000000002686000-memory.dmp

Filesize
24KB

Download
memory/3608-6-0x0000000077702000-0x0000000077703000-memory.dmp

Filesize
4KB

Download
memory/3608-5-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

Download
memory/3608-8-0x00007FF9D3770000-0x00007FF9D3965000-memory.dmp

Filesize
2.0MB

Download
memory/3608-17-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

Download
memory/4416-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4416-11-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4416-12-0x00000000020E0000-0x0000000002AE0000-memory.dmp

Filesize
10.0MB

Download
memory/4416-4-0x00000000020E0000-0x0000000002AE0000-memory.dmp

Filesize
10.0MB

Download
memory/4416-1-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads