d331b8548ec76c04505d52985a492e53b8239bf30fc0913c3f25f452c62c1d40

General

Target

04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe
Size

31KB
MD5

04868c96c72881660881c17e72abd5ca
SHA1

c0e48416dbd74103cf4ce2ebf1e98948b08e955e
SHA256

d331b8548ec76c04505d52985a492e53b8239bf30fc0913c3f25f452c62c1d40
SHA512

e3ec33f7693d88ad07fbc664d3aaf7fb8c8ca311a76a53b9fbc4e9a1b642585ba7154cf7d5a28a76f20518b351e8b2c1732d099a46c9211a45c937a97c65e38a
SSDEEP

768:4VO0nncHGphfbnX0TP/gmenaigLaQKCMK7oZp:4RuGphfL0TP/gmenaigLaQTM

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2848	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2728	oasnp.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\oasnp.exe	04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\oasnp.exe	04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	oasnp.exe

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	oasnp.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	oasnp.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CA61E05A-7FFC-49D8-AF54-D3134960485D}\WpadDecisionTime = d0413cd6c213db01	oasnp.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-74-50-22-53-e9\WpadDecision = "0"	oasnp.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	oasnp.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	oasnp.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CA61E05A-7FFC-49D8-AF54-D3134960485D}\WpadDecisionReason = "1"	oasnp.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-74-50-22-53-e9	oasnp.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	oasnp.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	oasnp.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	oasnp.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	oasnp.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00b6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	oasnp.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CA61E05A-7FFC-49D8-AF54-D3134960485D}	oasnp.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CA61E05A-7FFC-49D8-AF54-D3134960485D}\WpadDecision = "0"	oasnp.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CA61E05A-7FFC-49D8-AF54-D3134960485D}\WpadNetworkName = "Network 3"	oasnp.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{CA61E05A-7FFC-49D8-AF54-D3134960485D}\b6-74-50-22-53-e9	oasnp.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-74-50-22-53-e9\WpadDecisionReason = "1"	oasnp.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	oasnp.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	oasnp.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	oasnp.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	oasnp.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	oasnp.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-74-50-22-53-e9\WpadDecisionTime = d0413cd6c213db01	oasnp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2208	04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 2848	2208	04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe	31
PID 2208 wrote to memory of 2848	2208	04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe	31
PID 2208 wrote to memory of 2848	2208	04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe	31
PID 2208 wrote to memory of 2848	2208	04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\04868c96c72881660881c17e72abd5ca_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\04868C~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2848

C:\Windows\SysWOW64\oasnp.exe
C:\Windows\SysWOW64\oasnp.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\oasnp.exe

Filesize
31KB

MD5
04868c96c72881660881c17e72abd5ca

SHA1
c0e48416dbd74103cf4ce2ebf1e98948b08e955e

SHA256
d331b8548ec76c04505d52985a492e53b8239bf30fc0913c3f25f452c62c1d40

SHA512
e3ec33f7693d88ad07fbc664d3aaf7fb8c8ca311a76a53b9fbc4e9a1b642585ba7154cf7d5a28a76f20518b351e8b2c1732d099a46c9211a45c937a97c65e38a

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Analysis

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