6dcd7fab6d2830ad1232c684a12dad71fd8a32cf23ea3d0bb75e50c00181539b

Analysis

max time kernel
131s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 09:54

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General

Target

b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe
Size

227KB
MD5

b3019f5f0a7174b66549d1120ef96577
SHA1

55098f84d712c9ff0c87ce4887d629241a5c19a7
SHA256

6dcd7fab6d2830ad1232c684a12dad71fd8a32cf23ea3d0bb75e50c00181539b
SHA512

dd823beb4c1716d95ea53a05f3be45bcde71f0dadb662948e7016c127ce355370619c70bd74739590e42785e906c445911b3b4ee6296ea47354159afa03be624
SSDEEP

3072:4mZWXyaiedMbrN6pnoXPBsr5ZrWmZWXyaiedMbrN6pnoXPBsr5Zr:4SNaPM4loo5ZiSNaPM4loo5Z

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2864	calc1.exe
4184	calc2.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system\calc1.exe	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe
File created	C:\Windows\system\calc2.exe	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe

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	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	calc1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	calc2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1828 wrote to memory of 2864	1828	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe	83
PID 1828 wrote to memory of 2864	1828	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe	83
PID 1828 wrote to memory of 2864	1828	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe	83
PID 1828 wrote to memory of 4184	1828	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe	84
PID 1828 wrote to memory of 4184	1828	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe	84
PID 1828 wrote to memory of 4184	1828	b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b3019f5f0a7174b66549d1120ef96577_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Windows\system\calc1.exe
  C:\Windows\system\calc1.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2864
- C:\Windows\system\calc2.exe
  C:\Windows\system\calc2.exe /jopa
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\System\calc1.exe

Filesize
112KB

MD5
e9cc8c20b0e682c77b97e6787de16e5d

SHA1
8be674dec4fcf14ae853a5c20a9288bff3e0520a

SHA256
ef854d21cbf297ee267f22049b773ffeb4c1ff1a3e55227cc2a260754699d644

SHA512
1a3b9b2d16a4404b29675ab1132ad542840058fd356e0f145afe5d0c1d9e1653de28314cd24406b85f09a9ec874c4339967d9e7acb327065448096c5734502c7

Download Submit
memory/1828-0-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1828-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download