xmrig | b5d11325df9dc6a5b9e5654c088aa2f190e4b5f6828fdd09439c0e2306e95a48

General

Target

da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe
Size

784KB
MD5

da91646fa9af8aba39234be949e5afdc
SHA1

40c503f2821a02d3a3f5d8abf05e67823edced51
SHA256

b5d11325df9dc6a5b9e5654c088aa2f190e4b5f6828fdd09439c0e2306e95a48
SHA512

da8c3e1364bc59d427252efeec689720ba6308764be80972ba4bdaff789ec23f1adf00e5da1c867ffb24e0c5e66e8a3f7d9e341d82fe04cd4f60d5ad8d426642
SSDEEP

24576:c45bBeLBtnd+klSUIlYlG+ZMlEvNDPagFY8U4:HRBIB9dxXHG04aNDagF7

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 9 IoCs

miner

resource	yara_rule
behavioral1/memory/280-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/280-15-0x00000000032C0000-0x00000000035D2000-memory.dmp	xmrig
behavioral1/memory/280-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2132-20-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2132-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2132-33-0x0000000003120000-0x00000000032B3000-memory.dmp	xmrig
behavioral1/memory/2132-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2132-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/280-36-0x00000000032C0000-0x00000000035D2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2132	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2132	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
280	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/280-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000a000000012233-10.dat	upx
behavioral1/memory/280-15-0x00000000032C0000-0x00000000035D2000-memory.dmp	upx
behavioral1/memory/2132-17-0x0000000000400000-0x0000000000712000-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	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
280	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
280	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe
2132	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 280 wrote to memory of 2132	280	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe	30
PID 280 wrote to memory of 2132	280	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe	30
PID 280 wrote to memory of 2132	280	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe	30
PID 280 wrote to memory of 2132	280	da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:280
- C:\Users\Admin\AppData\Local\Temp\da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2132

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\da91646fa9af8aba39234be949e5afdc_JaffaCakes118.exe

Filesize
784KB

MD5
a55aef875e3e45d0ed74051aba2d0f39

SHA1
4b22409f564554b43140c9b4b8437d29453aeeb5

SHA256
96ad74ce6bf2d2fbcc84c514fe88ec5c4820aa3abea06c8710febafeb791f469

SHA512
ed4130924e029e1bf6bc72367d5c0b1ceeb09459019e7d4f5a17fd3148129eb6a59e8f964ef2cdc4f9bf495336e2357932513deffc9cfcf2fe025bad0540e12f

Download Submit
memory/280-36-0x00000000032C0000-0x00000000035D2000-memory.dmp

Filesize
3.1MB

Download
memory/280-1-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/280-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/280-15-0x00000000032C0000-0x00000000035D2000-memory.dmp

Filesize
3.1MB

Download
memory/280-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/280-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2132-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2132-20-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2132-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2132-33-0x0000000003120000-0x00000000032B3000-memory.dmp

Filesize
1.6MB

Download
memory/2132-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2132-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2132-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download

Analysis

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