d1b621c9f83d9a6c1280a1d2625a7ac638ed6b3a7838535ef773e5070f09542d

Analysis

max time kernel
141s
max time network
126s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19-08-2024 01:17

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General

Target

a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe
Size

81KB
MD5

a900a5429c5fd16d65217fd28438be09
SHA1

a722729aae4f452bc78c4b3f195ef5ddb03de270
SHA256

d1b621c9f83d9a6c1280a1d2625a7ac638ed6b3a7838535ef773e5070f09542d
SHA512

e9afc23d265c445b18c374b099bd2db17365df5d04f1024fc71a45574998b0463661fc1a9dfa114019a053abdd73eff0aa0a11d08945bc3e45cd5e904243263c
SSDEEP

1536:KAX+vZIHuk0fJXYbfEyw5e4aSsJSr0eRkOKEuYBiyYgI0/vF:KzRIoobEywiSsDeatudf/vF

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2736	Tempdecrypted.exe

Loads dropped DLL 5 IoCs

pid	Process
2712	a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe
2712	a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe
2592	WerFault.exe
2592	WerFault.exe
2592	WerFault.exe

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
2592	2736	WerFault.exe	30

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	a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Tempdecrypted.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2712	a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2736	2712	a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe	30
PID 2712 wrote to memory of 2736	2712	a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe	30
PID 2712 wrote to memory of 2736	2712	a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe	30
PID 2712 wrote to memory of 2736	2712	a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe	30
PID 2736 wrote to memory of 2592	2736	Tempdecrypted.exe	31
PID 2736 wrote to memory of 2592	2736	Tempdecrypted.exe	31
PID 2736 wrote to memory of 2592	2736	Tempdecrypted.exe	31
PID 2736 wrote to memory of 2592	2736	Tempdecrypted.exe	31

C:\Users\Admin\AppData\Local\Temp\a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a900a5429c5fd16d65217fd28438be09_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Users\Admin\AppData\Local\Tempdecrypted.exe
  "C:\Users\Admin\AppData\Local\Tempdecrypted.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 88
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Tempdecrypted.exe

Filesize
65KB

MD5
d24d69457b466ece29b2c088b1011729

SHA1
b7182bce95c36cc9f353d587ee14a0b9e1e93e59

SHA256
7a22f35ac96c179ad2d29db0d3e4d4f096eb356ab45c25233d7275c4485a1c7e

SHA512
a7ff2c2a9ffd316142eb68489c5876101ee2361e0a6612ae21d1778d6e852d1d3916fb2a732bd38e4e1336eb4549e1690c5edc01141d1ba89142e39d05e40e61

Download Submit
memory/2712-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2712-13-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2736-17-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download