xmrig | 1dd6f0dbdd8270cc58d8e46fe7bf41def65b4ec0ae45fb04dc65139304c761cf

Analysis

max time kernel
133s
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, 14:15

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General

Target

b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe
Size

784KB
MD5

b3ca3d6902979317dcb8c07fa40cb38b
SHA1

9e97605b15ef1d495f92689272177f83183e4d01
SHA256

1dd6f0dbdd8270cc58d8e46fe7bf41def65b4ec0ae45fb04dc65139304c761cf
SHA512

f6cb1eedc2c288912714e9bedb371e00b3473ae79a0332c7c101472068dde81744229decaef069b737664cb301b7a59991c0acf0579af73a956764abebc3251d
SSDEEP

24576:to+lM7C8A9RJ332zN5U6MIsXpIUNzAQCqg:dlM7RA9ju6ZIClC

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 6 IoCs

miner

resource	yara_rule
behavioral2/memory/4232-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/4232-13-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2076-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral2/memory/2076-20-0x0000000005490000-0x0000000005623000-memory.dmp	xmrig
behavioral2/memory/2076-22-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral2/memory/2076-30-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2076	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2076	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4232-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral2/files/0x0008000000023562-11.dat	upx
behavioral2/memory/2076-12-0x0000000000400000-0x0000000000712000-memory.dmp	upx

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	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4232	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
4232	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe
2076	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4232 wrote to memory of 2076	4232	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe	90
PID 4232 wrote to memory of 2076	4232	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe	90
PID 4232 wrote to memory of 2076	4232	b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4232
- C:\Users\Admin\AppData\Local\Temp\b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2076

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3980,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=4420 /prefetch:8
1⤵
PID:3776

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\b3ca3d6902979317dcb8c07fa40cb38b_JaffaCakes118.exe

Filesize
784KB

MD5
e8e6a0249f5b173ab82e815d80a548e3

SHA1
ea12218fef8683ce636cc395c65c78bdcf4f3ca2

SHA256
b9d77fa3cf79350ee729782264317f064ee5a907fe18bb088a91eb7225c910e0

SHA512
ae9f7e19f9d4b41946d18b46fb143b5665e344f51ed7f9e955d0e43bef3319b28115863336437db06fc1810ee45e0d09b0338655b6ec33c882b8282b992c0ec4

Download Submit
memory/2076-12-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2076-14-0x00000000018D0000-0x0000000001994000-memory.dmp

Filesize
784KB

Download
memory/2076-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2076-20-0x0000000005490000-0x0000000005623000-memory.dmp

Filesize
1.6MB

Download
memory/2076-22-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2076-30-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/4232-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/4232-1-0x0000000001AD0000-0x0000000001B94000-memory.dmp

Filesize
784KB

Download
memory/4232-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/4232-13-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download