05d249b7ce480e92a5ffe8c91e7028e92b7b7ff949c13c6469d38afb1d49ca94

General

Target

ef1a0e3331d4326c83f6838f9af96b1d_JaffaCakes118.exe
Size

25KB
MD5

ef1a0e3331d4326c83f6838f9af96b1d
SHA1

1b98a249fd4a8980865c308d2ea9787438e28227
SHA256

05d249b7ce480e92a5ffe8c91e7028e92b7b7ff949c13c6469d38afb1d49ca94
SHA512

e3dd1b7256eace56277f1883036eceba04528d4246208cc57c6b9ad9cbed2951cfb683177699cbab7653d956130faadea0ea72af433c6f7b8d75c8a732edf41c
SSDEEP

384:vXHdxz0C0EKqd+1xYQ2S9pRrxdMulz5w6OyMdFggl8YCmXBadPEYH8:fcC03qdSaQf7Bxqulabl98dt

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4048	chostbl.exe

Loads dropped DLL 1 IoCs

pid	Process
2244	svchost.exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\q:	chostbl.exe
File opened (read-only)	\??\r:	chostbl.exe
File opened (read-only)	\??\x:	chostbl.exe
File opened (read-only)	\??\e:	chostbl.exe
File opened (read-only)	\??\m:	chostbl.exe
File opened (read-only)	\??\w:	chostbl.exe
File opened (read-only)	\??\y:	chostbl.exe
File opened (read-only)	\??\i:	chostbl.exe
File opened (read-only)	\??\s:	chostbl.exe
File opened (read-only)	\??\l:	chostbl.exe
File opened (read-only)	\??\o:	chostbl.exe
File opened (read-only)	\??\p:	chostbl.exe
File opened (read-only)	\??\v:	chostbl.exe
File opened (read-only)	\??\h:	chostbl.exe
File opened (read-only)	\??\j:	chostbl.exe
File opened (read-only)	\??\n:	chostbl.exe
File opened (read-only)	\??\t:	chostbl.exe
File opened (read-only)	\??\u:	chostbl.exe
File opened (read-only)	\??\z:	chostbl.exe
File opened (read-only)	\??\g:	chostbl.exe
File opened (read-only)	\??\k:	chostbl.exe

Network Share Discovery 1 TTPs
Attempt to gather information on host network.
discovery

Network Share Discovery
T1135

Drops autorun.inf file 1 TTPs 4 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File created	\??\c:\autorun.inf	chostbl.exe
File opened for modification	\??\c:\autorun.inf	chostbl.exe
File created	\??\f:\autorun.inf	chostbl.exe
File opened for modification	\??\f:\autorun.inf	chostbl.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\chostbl.exe	ef1a0e3331d4326c83f6838f9af96b1d_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\lovesbl.dll	chostbl.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
File created	C:\Windows\SysWOW64\chostbl.exe	ef1a0e3331d4326c83f6838f9af96b1d_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\lovesbl.dll	chostbl.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\History\History.IE5	svchost.exe
File created	C:\Windows\SysWOW64\1.inf	chostbl.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	ef1a0e3331d4326c83f6838f9af96b1d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chostbl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe

Modifies data under HKEY_USERS 8 IoCs

description	ioc	Process
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\IntranetName = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	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\Cookies\CachePrefix = "Cookie:"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	svchost.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
944	ef1a0e3331d4326c83f6838f9af96b1d_JaffaCakes118.exe
944	ef1a0e3331d4326c83f6838f9af96b1d_JaffaCakes118.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe
4048	chostbl.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4048	chostbl.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4048 wrote to memory of 4656	4048	chostbl.exe	83
PID 4048 wrote to memory of 4656	4048	chostbl.exe	83
PID 4048 wrote to memory of 4656	4048	chostbl.exe	83
PID 4048 wrote to memory of 2244	4048	chostbl.exe	85
PID 4048 wrote to memory of 2244	4048	chostbl.exe	85
PID 4048 wrote to memory of 2244	4048	chostbl.exe	85
PID 4048 wrote to memory of 2244	4048	chostbl.exe	85
PID 4656 wrote to memory of 4824	4656	cmd.exe	86
PID 4656 wrote to memory of 4824	4656	cmd.exe	86
PID 4656 wrote to memory of 4824	4656	cmd.exe	86
PID 4824 wrote to memory of 3304	4824	net.exe	87
PID 4824 wrote to memory of 3304	4824	net.exe	87
PID 4824 wrote to memory of 3304	4824	net.exe	87

C:\Users\Admin\AppData\Local\Temp\ef1a0e3331d4326c83f6838f9af96b1d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef1a0e3331d4326c83f6838f9af96b1d_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:944

C:\Windows\SysWOW64\chostbl.exe
C:\Windows\SysWOW64\chostbl.exe
1⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c net stop sharedaccess
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4656
- - C:\Windows\SysWOW64\net.exe
    net stop sharedaccess
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4824
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop sharedaccess
      4⤵
      System Location Discovery: System Language Discovery
      PID:3304
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  PID:2244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Share Discovery

1

T1135

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\chostbl.exe

Filesize
25KB

MD5
ef1a0e3331d4326c83f6838f9af96b1d

SHA1
1b98a249fd4a8980865c308d2ea9787438e28227

SHA256
05d249b7ce480e92a5ffe8c91e7028e92b7b7ff949c13c6469d38afb1d49ca94

SHA512
e3dd1b7256eace56277f1883036eceba04528d4246208cc57c6b9ad9cbed2951cfb683177699cbab7653d956130faadea0ea72af433c6f7b8d75c8a732edf41c

Download Submit
C:\Windows\SysWOW64\lovesbl.dll

Filesize
1.6MB

MD5
e0e12856ca90be7f5ab8dfc0f0313078

SHA1
cc5accf48b8e6c2fd39d1f800229cdbb54305518

SHA256
81ec3e3c98e5f0af0dca21b9f08f2be445b46df2ca2354eaf3523bddcb125619

SHA512
162c56367dca2291117f2391951970273969518b0db2bbc5d51c458173a8028c88d9dfd93aef01ed05b369f953e2953cc6be252daeb17556dbc33e5383900fa6

Download Submit
C:\autorun.inf

Filesize
87B

MD5
48167078ad3c858e3b7ff5397d5cc450

SHA1
df8a4961b4cf5462ca6de00d4ffbe28675896663

SHA256
3e972502a1707fe3494ceeb9d1432f9e54ecbab5631c7355e4de6ca1b7bb4279

SHA512
24a16f36778e5fb99867ac25147248ba069233237b619782c886c6f5d2a95de91c8e2bb553b3f50a5bc78c7058b81f9807fdc46e1db4b746bcc1d74f89c57869

Download Submit
memory/944-3-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2244-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2244-21-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-96-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-155-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-66-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-81-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-22-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-125-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-140-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-51-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-170-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-199-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-214-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-229-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-244-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4048-273-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads