c5ff9ea420cefd4a6fbd63992c4a99b525eb7bb045ff9ab00902af8d8e7f73b5

General

Target

eabaf478817a8390b4f48f669226635f_JaffaCakes118.exe
Size

4.2MB
MD5

eabaf478817a8390b4f48f669226635f
SHA1

6212c936b78436588858fb34899903148c02f13b
SHA256

c5ff9ea420cefd4a6fbd63992c4a99b525eb7bb045ff9ab00902af8d8e7f73b5
SHA512

93e18b2eb82719f34d23ef086a3b91865cbd1dfc4fb92e7db1b7b6dbd0679eaa6e9f7fbf6c734999b25f0da78a14065a602fdc1c9fc063dc97f061aebdd9662e
SSDEEP

98304:fwoRIqXAfJt102DXdmdA+1xgoGKPhNHiEhDCn0U8xF7Eea:lRJXAT102DXdmdA+1xgoGKiUCh0Pa

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3716	eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp

Loads dropped DLL 4 IoCs

pid	Process
3716	eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp
3716	eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp
3716	eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp
3716	eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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	eabaf478817a8390b4f48f669226635f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	18	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	20	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 384 wrote to memory of 3716	384	eabaf478817a8390b4f48f669226635f_JaffaCakes118.exe	81
PID 384 wrote to memory of 3716	384	eabaf478817a8390b4f48f669226635f_JaffaCakes118.exe	81
PID 384 wrote to memory of 3716	384	eabaf478817a8390b4f48f669226635f_JaffaCakes118.exe	81

C:\Users\Admin\AppData\Local\Temp\eabaf478817a8390b4f48f669226635f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eabaf478817a8390b4f48f669226635f_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:384
- C:\Users\Admin\AppData\Local\Temp\is-2DOKQ.tmp\eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-2DOKQ.tmp\eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp" /SL5="$8004E,3896000,115200,C:\Users\Admin\AppData\Local\Temp\eabaf478817a8390b4f48f669226635f_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  PID:3716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

1

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\is-2DOKQ.tmp\eabaf478817a8390b4f48f669226635f_JaffaCakes118.tmp

Filesize
1.1MB

MD5
963af29d268f2fec39870cb520ff986f

SHA1
a19a98d895eb14bb7043ece41d10d99ad8502bed

SHA256
9df1a3f9c6c8911d728fde5630d741b930468690828216acfb8a9e30e4caf905

SHA512
a3ebc5a7bb65adf34240cd0d2540e9420bd450a6e302bb3bc41c9d2e751a468400f4792709d65976d4766b4d49121b034254099b8181b67eee23ebeeb0f3b1b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-U92VB.tmp\OptProHelper.dll

Filesize
1.2MB

MD5
f8effd4170e2d87ac5cbde8041b7ca35

SHA1
fa6d17177d7735ba2b3ecc419a2c948228c985a2

SHA256
3d7368ad358eabc3b6eec988fb5a0acf4acf112e3fb5ed2ef686ed05e2c6104d

SHA512
c01e4de0cae3d5c43a511c9abdfebe8b61a4dc129cbb075e8d8654255cf7dadd4c301aec12a1c78f442810b82ee81e97fb4754dd884316a27d3ce3873c11bdf0

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-U92VB.tmp\itdownload.dll

Filesize
200KB

MD5
d82a429efd885ca0f324dd92afb6b7b8

SHA1
86bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea

SHA256
b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3

SHA512
5bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df

Download Submit
memory/384-2-0x0000000000401000-0x0000000000412000-memory.dmp

Filesize
68KB

Download
memory/384-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/384-25-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3716-6-0x0000000000400000-0x000000000052A000-memory.dmp

Filesize
1.2MB

Download
memory/3716-21-0x0000000003F80000-0x00000000040C7000-memory.dmp

Filesize
1.3MB

Download
memory/3716-23-0x0000000000400000-0x000000000052A000-memory.dmp

Filesize
1.2MB

Download
memory/3716-24-0x0000000000400000-0x000000000052A000-memory.dmp

Filesize
1.2MB

Download
memory/3716-16-0x0000000003320000-0x000000000335C000-memory.dmp

Filesize
240KB

Download
memory/3716-27-0x0000000003320000-0x000000000335C000-memory.dmp

Filesize
240KB

Download
memory/3716-28-0x0000000003F80000-0x00000000040C7000-memory.dmp

Filesize
1.3MB

Download

Analysis

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