2ef3773ad2860ba39f3d7e2f699b0b14f299c618e2852490c08e0daf25f748db

Analysis

max time kernel
19s
max time network
22s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 17:17

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General

Target

b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe
Size

79KB
MD5

b01fe4c510886f35f2afe5c0b482b3c3
SHA1

289d87b487972ca9b7d769fa7b59c8e80e995a6b
SHA256

2ef3773ad2860ba39f3d7e2f699b0b14f299c618e2852490c08e0daf25f748db
SHA512

01be9ba49e5053bb5cf999aa945bda0f1ed02af9095ab35eb1dd005e3377b4738d4b1a16b8c71a931cd10d8897421e90747993009c09077955b68e21f5d39e20
SSDEEP

1536:vpgpHzb9dZVX9fHMvG0D3XJogdLeAyNUFeKMMIeswxZiTKd1drj6CSWm+:RgXdZt9P6D3XJoceA9ejLeWuxj6JT+

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2492	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
2492	Au_.exe

Loads dropped DLL 6 IoCs

pid	Process
2612	b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe
2492	Au_.exe
2492	Au_.exe
2492	Au_.exe
2492	Au_.exe
2492	Au_.exe

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 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	b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral1/files/0x0009000000018f82-2.dat	nsis_installer_1
behavioral1/files/0x0009000000018f82-2.dat	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2492	Au_.exe
2492	Au_.exe
2492	Au_.exe
2492	Au_.exe
2492	Au_.exe
2492	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 2492	2612	b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe	30
PID 2612 wrote to memory of 2492	2612	b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe	30
PID 2612 wrote to memory of 2492	2612	b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe	30
PID 2612 wrote to memory of 2492	2612	b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b01fe4c510886f35f2afe5c0b482b3c3_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2492

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsoFB7F.tmp\KillProcDLL.dll

Filesize
44KB

MD5
3599d30554ad65dc29fc689217d2152e

SHA1
8f5fcc313b667a1de2d56573bcf98d43fd0d4ff9

SHA256
1af3ac7d3176af42e8594ba0c33821d3318f4eea5cbb799bf8fab58e480efe0e

SHA512
846776b1d908b5204667715ffdfd3a6c76dface1677e8b1e5156ceac2ef0a739f68b48ccbb919c9e08d6ff359a93174bf0b90def7d48cee54cd3c41d8d8575f2

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\Users\Admin\AppData\Local\Temp\nsoFB7F.tmp\inetc.dll

Filesize
21KB

MD5
d90021fa6e58e4006f0bc892238e894e

SHA1
5377e83ac32e0e13190a26f0020a5fa50ea78c8c

SHA256
e20683095e7e8580955e11632293d52d609e802b899099d3ee246d1a4828f2b1

SHA512
696a442e62cfeee863f50bffc9c8c890458fdac92f6d92f465f895cd4d0fa58607db4dacf518251b83824c3d795482d47d76c877b84f1af3129bbf9526e9f347

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\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
79KB

MD5
b01fe4c510886f35f2afe5c0b482b3c3

SHA1
289d87b487972ca9b7d769fa7b59c8e80e995a6b

SHA256
2ef3773ad2860ba39f3d7e2f699b0b14f299c618e2852490c08e0daf25f748db

SHA512
01be9ba49e5053bb5cf999aa945bda0f1ed02af9095ab35eb1dd005e3377b4738d4b1a16b8c71a931cd10d8897421e90747993009c09077955b68e21f5d39e20

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