49cff6c63f01b83c9ff0ce7b2fa6501dc67829ada348dcc3584161942113506b

General

Target

345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe
Size

215KB
MD5

345c4c13304e8371bca84b864889ace9
SHA1

91eb1a75ef96511c11fc0e2279e051d0b3d1187d
SHA256

49cff6c63f01b83c9ff0ce7b2fa6501dc67829ada348dcc3584161942113506b
SHA512

af538a1b4ee8277fb6c26eb5ebafbf79c551b4f6ef0fd0a745abb5558b19bc9d013eb569bd5a5a18b226940936ccf38b8a581bb336638b23ad056dbe0ec5359b
SSDEEP

3072:V4Vmjold951giPZHB0mLo18cR+uCDpVN1lgWbI5Fu9+KS1OpbbzNLysXH4DH3Kv:QAi98itB0mON+ump/fgWX0zwQm2Ha

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4536	svchost.exe
2944	svchost.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/760-0-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/files/0x00080000000234bf-4.dat	upx
behavioral2/memory/4536-6-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/memory/2944-9-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/memory/4536-14-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/memory/760-15-0x0000000000400000-0x0000000000487000-memory.dmp	upx
behavioral2/memory/2944-17-0x0000000000400000-0x0000000000487000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	svchost.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	svchost.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	svchost.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	svchost.exe

Modifies data under HKEY_USERS 16 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\AppEvents\Schemes\Apps\Explorer\Navigating	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\AppEvents\Schemes\Apps\Explorer\Navigating\.Current	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\AppEvents	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\AppEvents\Schemes\Apps\Explorer	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\1601 = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\AppEvents\Schemes	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\AppEvents\Schemes\Apps	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2944	svchost.exe
2944	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 760 wrote to memory of 4536	760	345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe	82
PID 760 wrote to memory of 4536	760	345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe	82
PID 760 wrote to memory of 4536	760	345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe	82
PID 760 wrote to memory of 4288	760	345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe	84
PID 760 wrote to memory of 4288	760	345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe	84
PID 760 wrote to memory of 4288	760	345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\345c4c13304e8371bca84b864889ace9_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:760
- \??\c:\Recycler\svchost.exe
  c:\Recycler\svchost.exe
  2⤵
  - Executes dropped EXE
  PID:4536
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\345c4c13304e8371bca84b864889ace9_JaffaCakes118.bat
  2⤵
  PID:4288

\??\c:\Recycler\svchost.exe
c:\Recycler\svchost.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2944

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Recycler\svchost.exe

Filesize
215KB

MD5
345c4c13304e8371bca84b864889ace9

SHA1
91eb1a75ef96511c11fc0e2279e051d0b3d1187d

SHA256
49cff6c63f01b83c9ff0ce7b2fa6501dc67829ada348dcc3584161942113506b

SHA512
af538a1b4ee8277fb6c26eb5ebafbf79c551b4f6ef0fd0a745abb5558b19bc9d013eb569bd5a5a18b226940936ccf38b8a581bb336638b23ad056dbe0ec5359b

Download Submit
C:\Users\Admin\AppData\Local\Temp\345c4c13304e8371bca84b864889ace9_JaffaCakes118.bat

Filesize
224B

MD5
3d206bc05e3aa1e5dbf46c63074501d8

SHA1
ce5ea4c35c0b9572e4501422a5bba06bc06738a1

SHA256
83e6fc6dd0f5b220e24256a1d143499a3c3905d2a9dd965749dc3424c51dbc02

SHA512
76a1058400f2cf81f305bcfae3a2865310875e0caf9b6791b1ca4ef936ce57575319a07e85f69b22bc28fc74467a9defdd5a1fe08a132a690afe0ff9f8bd5431

Download Submit
memory/760-0-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/760-1-0x0000000000640000-0x0000000000641000-memory.dmp

Filesize
4KB

Download
memory/760-15-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2944-10-0x00000000011C0000-0x00000000011C1000-memory.dmp

Filesize
4KB

Download
memory/2944-9-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2944-17-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/2944-19-0x00000000011C0000-0x00000000011C1000-memory.dmp

Filesize
4KB

Download
memory/4536-6-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download
memory/4536-7-0x00000000023E0000-0x00000000023E1000-memory.dmp

Filesize
4KB

Download
memory/4536-14-0x0000000000400000-0x0000000000487000-memory.dmp

Filesize
540KB

Download

Analysis

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