5f0ba071d1de9d1728380fb575bb1ef031ab731062f5550b918d2665e935a1e1

General

Target

d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.exe
Size

5.9MB
MD5

d3dcdc8d7ae5ed7035f0a407d15da108
SHA1

a5f0618a840060cbea18c676ec12411082dc509f
SHA256

5f0ba071d1de9d1728380fb575bb1ef031ab731062f5550b918d2665e935a1e1
SHA512

e4ea3b15643f9b0e6b6f677e7710e1f7d59b1eac7cfe25ba49d41131307e457d1df0a88cfea7b73e88a450ef573bd4074c6d3d9f996b5761629d0087d8692ea8
SSDEEP

98304:YkFnmObfZAp9YeJuY/CdAMbWolBGYrXh5l4agbGFzMaTBaHCItJA/CgBhaaFmgK:/nm6ZA5abWvUxrAgHV1gq/xBhaaF0

Score

8^/10

discovery

Malware Config

Signatures

Downloads MZ/PE file

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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp

Executes dropped EXE 2 IoCs

pid	Process
1860	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp
5008	rkverify.exe

Loads dropped DLL 4 IoCs

pid	Process
1860	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp
1860	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp
5008	rkverify.exe
1860	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rkverify.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5008	rkverify.exe
5008	rkverify.exe
5008	rkverify.exe
5008	rkverify.exe
5008	rkverify.exe
5008	rkverify.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5008	rkverify.exe
5008	rkverify.exe
5008	rkverify.exe
5008	rkverify.exe
5008	rkverify.exe
5008	rkverify.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3556 wrote to memory of 1860	3556	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.exe	84
PID 3556 wrote to memory of 1860	3556	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.exe	84
PID 3556 wrote to memory of 1860	3556	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.exe	84
PID 1860 wrote to memory of 5008	1860	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp	95
PID 1860 wrote to memory of 5008	1860	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp	95
PID 1860 wrote to memory of 5008	1860	d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp	95

C:\Users\Admin\AppData\Local\Temp\d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Users\Admin\AppData\Local\Temp\is-JS8KE.tmp\d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-JS8KE.tmp\d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp" /SL5="$60244,5832640,55296,C:\Users\Admin\AppData\Local\Temp\d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1860
- - C:\Users\Admin\AppData\Local\Temp\is-GL93L.tmp\rkverify.exe
    "C:\Users\Admin\AppData\Local\Temp\is-GL93L.tmp\rkverify.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:5008

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CSMD254.tmp

Filesize
197KB

MD5
3e7321e4314d8ed97fddc3836c7fc63a

SHA1
b492e083afd5954bd93e99e9e7a93c08f73f170d

SHA256
1f81642142309f06861053f2e07e7457a09b5d433bf9fb8f5b5a892ec2fd2d38

SHA512
4be51bc64f373014707310f69f427652b45c916f26ec10e2d4f5c5a9694584e4ea8ce637d15e3cc42289a67515e3641fd99025bc8aa11dd0bfcab321863cf0b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GL93L.tmp\itdownload.dll

Filesize
200KB

MD5
d82a429efd885ca0f324dd92afb6b7b8

SHA1
86bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea

SHA256
b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3

SHA512
5bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GL93L.tmp\rkverify.exe

Filesize
373KB

MD5
11033fe49e144984b82ae16ce1221cd0

SHA1
5cafb0702e89b7a0982e33e8a5c5d52d0e17a1c2

SHA256
1fb9cb60b11165df3298dee55b59517e3ed15957b820b19b4ca0d8f9f2e20173

SHA512
7eda789c95f11dea47189a6240fc791450fdf2496d26062824eb1d55581bbe8ed887a16c4e274f1ef86b8de27a582d39074e22f98129606f8e1a0300480a0bca

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-JS8KE.tmp\d3dcdc8d7ae5ed7035f0a407d15da108_JaffaCakes118.tmp

Filesize
693KB

MD5
a2205490990f76f9a5fd985d96c5bdbc

SHA1
25493c0a75a89ddce3b948314dc3aa3eec2bb7f2

SHA256
74636b6b7bd44ac2a239c89887376e6cc3841f571153fda124af966b1e29f00e

SHA512
ca90f3acd3613a2956b1d57d400b11fb64e8c50a253a26d9e2c30bafe460734b351834153bd0f081490a8f769345b7226db490e99fbfa087b7a300b6bf802fe2

Download Submit
memory/1860-19-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/1860-15-0x0000000003240000-0x000000000327C000-memory.dmp

Filesize
240KB

Download
memory/1860-20-0x0000000003240000-0x000000000327C000-memory.dmp

Filesize
240KB

Download
memory/1860-6-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/1860-40-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/1860-42-0x0000000075DF0000-0x0000000075E14000-memory.dmp

Filesize
144KB

Download
memory/1860-41-0x0000000075E20000-0x0000000075FC0000-memory.dmp

Filesize
1.6MB

Download
memory/1860-44-0x0000000003240000-0x000000000327C000-memory.dmp

Filesize
240KB

Download
memory/1860-43-0x0000000076760000-0x000000007683C000-memory.dmp

Filesize
880KB

Download
memory/3556-18-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3556-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3556-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download

Analysis

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