xmrig | e9279852c73b56aeb9c06d67ce47050e31261076e4b0f68c920a00cb3b8079b2

General

Target

76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
Size

2.3MB
MD5

76ae3ffbec6cda601e2b948827e829c1
SHA1

588e6d71d32be37bb7c904e2c7c5287d9695db1a
SHA256

e9279852c73b56aeb9c06d67ce47050e31261076e4b0f68c920a00cb3b8079b2
SHA512

fbcbb6b98cb832fa784c25aad5fb693b0f32c243bee760cd3653d7bd739a814791055427120ca700138fee4fd863be7b50f697edd84b2137d19be5f5e0aad425
SSDEEP

49152:wuwJj+Uojqyf230UBb6Fq8x1tSze8kKZ7n6ARpxZKea2OgeApveD1:wuwJ3jkUBb6FqU1KxpniB2heApveZ

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 7 IoCs

miner

resource	yara_rule
behavioral1/memory/2564-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2564-25-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2564-24-0x0000000003260000-0x00000000033F3000-memory.dmp	xmrig
behavioral1/memory/2564-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3012-16-0x00000000035E0000-0x00000000038F2000-memory.dmp	xmrig
behavioral1/memory/3012-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3012-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2564	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2564	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
3012	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2564-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0005000000010300-15.dat	upx
behavioral1/memory/3012-0-0x0000000000400000-0x0000000000712000-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	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3012	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3012	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
2564	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2564	3012	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe	31
PID 3012 wrote to memory of 2564	3012	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe	31
PID 3012 wrote to memory of 2564	3012	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe	31
PID 3012 wrote to memory of 2564	3012	76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2564

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

C:\Users\Admin\AppData\Local\Temp\76ae3ffbec6cda601e2b948827e829c1_JaffaCakes118.exe

Filesize
784KB

MD5
586e978e91db6cb280e41bd183fb007d

SHA1
95246cde386516b6c105e9dba56fda42f77d7e40

SHA256
8443978a5fc0df15709d90e2a9098e05820ab6a790e45872419a88d6c33fc728

SHA512
9526fff4f190d8e49691aac2956fd2c927bed844dab5f7848f954d73107abe0d54d534c6d8cd47fe10f72889a7f5f9b0d2bb85793a0eeb568289c8bfa1c78920

Download Submit
memory/2564-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2564-25-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2564-24-0x0000000003260000-0x00000000033F3000-memory.dmp

Filesize
1.6MB

Download
memory/2564-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2564-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2564-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3012-16-0x00000000035E0000-0x00000000038F2000-memory.dmp

Filesize
3.1MB

Download
memory/3012-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3012-6-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/3012-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3012-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download

Analysis

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