804f3ad5a4df1b40b3aad56c3045034c7cdd5e01c2eb0df7716bbc6bcd339901

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
11-08-2024 13:32

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General

Target

8a8d6f37b90ddd8f755bc10c55a3840a_JaffaCakes118.exe
Size

120KB
MD5

8a8d6f37b90ddd8f755bc10c55a3840a
SHA1

7285288c20fea8d688557926be16dde242b458f2
SHA256

804f3ad5a4df1b40b3aad56c3045034c7cdd5e01c2eb0df7716bbc6bcd339901
SHA512

ecc8d386fba62ad624e271ad55252fb7112bcccaeccee11df684153176664d4ad16874bda637a8f15cbf75398a2d98d80ff82c15d84c3a4c9370d6faadce1460
SSDEEP

1536:vk1E+9JWdkgXCKw1NoDb6oBWBP+3QLrYdFDVzKJM2Ndj3KXqhRxP:vk1dJ8JXG1W00aJBvjnbV

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2636	cmd.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1956-0-0x0000000000400000-0x0000000000420000-memory.dmp	upx

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	8a8d6f37b90ddd8f755bc10c55a3840a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2636	1956	8a8d6f37b90ddd8f755bc10c55a3840a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2636	1956	8a8d6f37b90ddd8f755bc10c55a3840a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2636	1956	8a8d6f37b90ddd8f755bc10c55a3840a_JaffaCakes118.exe	31
PID 1956 wrote to memory of 2636	1956	8a8d6f37b90ddd8f755bc10c55a3840a_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\8a8d6f37b90ddd8f755bc10c55a3840a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8a8d6f37b90ddd8f755bc10c55a3840a_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Ejp..bat" > nul 2> nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2636

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\Temp\Ejp..bat

Filesize
238B

MD5
cf88bd2dc01baf111cb6d746bf5d6bd1

SHA1
53047c04e2000a9954fe2d60e34bc3b47f95ca07

SHA256
4864c56d54a098ea466819803357f903c863db4180537d2b594a501778f813f9

SHA512
28527999cfb94428e8d2942b8e2620c3dae63f8f402d9f3f605456ab959fa9843a863caf1491513fc915188d66a4261c9d220c1df9080439bcb3b80059a84d79

Download Submit
memory/1956-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1956-2-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1956-1-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/1956-3-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1956-6-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download