xmrig | 87c05e9de9b1538b9b4f3920e00f640d91249f1bed24be7ee6ddcdb766ce3a59

General

Target

b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe
Size

784KB
MD5

b64d8176d725dad2575de699df850ac4
SHA1

e1587484eb621d1e943a3966c15c84dfe639b8ab
SHA256

87c05e9de9b1538b9b4f3920e00f640d91249f1bed24be7ee6ddcdb766ce3a59
SHA512

e8bd405f945d492cb25bde1dfccc63eee3303e7fa925c54a7e7c00c4e5587b4b3a545d87c667b2358f6662e9dcd7df0a3aba2f86609b83bc3e3b65582fdb59f8
SSDEEP

24576:UFJ8+5UD9OwqIMdypWefszwueM5mt7x8kck1:U8LqIMdypWMszwueOmtCxk1

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/900-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/900-15-0x00000000031E0000-0x00000000034F2000-memory.dmp	xmrig
behavioral1/memory/900-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2532-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2532-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2532-27-0x0000000003130000-0x00000000032C3000-memory.dmp	xmrig
behavioral1/memory/2532-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2532-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2532	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2532	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
900	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/900-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000d00000001227f-10.dat	upx
behavioral1/memory/2532-17-0x0000000000400000-0x0000000000712000-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	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
900	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
900	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe
2532	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 2532	900	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe	31
PID 900 wrote to memory of 2532	900	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe	31
PID 900 wrote to memory of 2532	900	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe	31
PID 900 wrote to memory of 2532	900	b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:900
- C:\Users\Admin\AppData\Local\Temp\b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2532

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\b64d8176d725dad2575de699df850ac4_JaffaCakes118.exe

Filesize
784KB

MD5
469b578170c9521e1e0e68413f3206ca

SHA1
25c352aaa2dc91995423ec41f923c5c9d0016bab

SHA256
d092f3a057fdbe3144489081a14cedbbf41d37196958ee7051aee9a6947dcfd1

SHA512
131d06f4916849cfa340d407fb79a5b3bc24d9c0e88a54233355a01f1cd94947f8800d7b1f2603737103ab2e7c7f7cc598ac6b3d7f76b994b591818a68aca9ce

Download Submit
memory/900-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/900-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/900-1-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/900-15-0x00000000031E0000-0x00000000034F2000-memory.dmp

Filesize
3.1MB

Download
memory/900-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2532-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2532-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2532-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2532-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2532-27-0x0000000003130000-0x00000000032C3000-memory.dmp

Filesize
1.6MB

Download
memory/2532-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2532-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download

Analysis

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