xmrig | f10e14e97491934b645cd1c4cf5cf38b128939cc9fb4eaf9bea1c49e720c815b

General

Target

9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe
Size

784KB
MD5

9760f36d0a569f9f2b0a928bfa517c88
SHA1

ba7266364c02762d9834d2ed0bae70bd35937543
SHA256

f10e14e97491934b645cd1c4cf5cf38b128939cc9fb4eaf9bea1c49e720c815b
SHA512

4b830c4fe4da0b3e561f113c4c79cbe14ef6e5428b09903ffd10c91ac0a65b63513cb75750835305aca2c9bdad84ab3a9bf240a4f2fcbeda6db3c3cef9024715
SSDEEP

24576:/3/hHtJdzFxRMyfy8cnt5yB+QuGBBSdTthD:/3/hHdxfXyJtckD5dTth

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
behavioral1/memory/2532-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2532-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2224-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2224-23-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2224-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2224-33-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2224	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2224	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2532	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2532-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00080000000120fd-10.dat	upx
behavioral1/memory/2224-16-0x0000000000400000-0x0000000000712000-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	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2532	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2532	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe
2224	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2224	2532	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe	30
PID 2532 wrote to memory of 2224	2532	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe	30
PID 2532 wrote to memory of 2224	2532	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe	30
PID 2532 wrote to memory of 2224	2532	9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Users\Admin\AppData\Local\Temp\9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\9760f36d0a569f9f2b0a928bfa517c88_JaffaCakes118.exe

Filesize
784KB

MD5
132ca578464f84882057c865bc9f2010

SHA1
ed5ba8ae17d103f97012b26db87aefd8eb5bf1fe

SHA256
e76c0426c57b22c6f49d7b767ab8424aceb9b95200ce7b60b2c66cf02be936af

SHA512
fff06652c3360bb611d877dd81cc31361d9a8d2aab762fb6bf9c2c389883717095477113cb7c7a2df119856e107b236fd5f6bc9bcfa44178703a1ae9c13c570c

Download Submit
memory/2224-16-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2224-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2224-22-0x00000000002A0000-0x0000000000364000-memory.dmp

Filesize
784KB

Download
memory/2224-23-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2224-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2224-33-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2532-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2532-5-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2532-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2532-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download

Analysis

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