xmrig | a4cd557b4e27e7d1383a1f180189cf6e92b56ce82d9b4c705387d36de2759508

General

Target

dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe
Size

784KB
MD5

dabd13c115629e36b35bbda23882749a
SHA1

234f182fcebec5a0e9f008fcbc26ba52d81739ae
SHA256

a4cd557b4e27e7d1383a1f180189cf6e92b56ce82d9b4c705387d36de2759508
SHA512

509947f0dc84a920243cf7c48bbf40041c81513dff0054a0b9c222e1333f172c68c2b82f069d94d7fef9388883cf1c015b155bd1d6bfae733c96e8e168394f64
SSDEEP

24576:KBN5heSqkThlm52AHtQKUwdLkSVZyhyaD9f:OF/m3HtQKUUOAO9

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/2644-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2644-15-0x00000000030E0000-0x00000000033F2000-memory.dmp	xmrig
behavioral1/memory/2644-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2692-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2692-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2692-33-0x0000000003150000-0x00000000032E3000-memory.dmp	xmrig
behavioral1/memory/2692-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2644-35-0x00000000030E0000-0x00000000033F2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2692	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2692	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2644	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2644-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x0007000000012115-12.dat	upx
behavioral1/memory/2692-17-0x0000000000400000-0x0000000000712000-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	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2644	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2644	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe
2692	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2692	2644	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe	31
PID 2644 wrote to memory of 2692	2644	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe	31
PID 2644 wrote to memory of 2692	2644	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe	31
PID 2644 wrote to memory of 2692	2644	dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Users\Admin\AppData\Local\Temp\dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2692

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\dabd13c115629e36b35bbda23882749a_JaffaCakes118.exe

Filesize
784KB

MD5
92f6fa97f28bc185e5a2c2a144b5eea9

SHA1
058219b92a08e295135d5b77ffe8aadb9d1956c6

SHA256
1e3ed780d3fbb9bd355cb26dc093ed9b050cdc6f62dd188163596f8585bcc2d8

SHA512
fd9fb0eff820d5c698ab2a8995194bb59431163f5e6d8b773e250e5a7fe58bd8a59608cb5bc494b73258d14870d764b37bf7645bafd1ab22eb82dbf62fe97b35

Download Submit
memory/2644-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2644-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2644-1-0x0000000000330000-0x00000000003F4000-memory.dmp

Filesize
784KB

Download
memory/2644-15-0x00000000030E0000-0x00000000033F2000-memory.dmp

Filesize
3.1MB

Download
memory/2644-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2644-35-0x00000000030E0000-0x00000000033F2000-memory.dmp

Filesize
3.1MB

Download
memory/2692-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2692-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2692-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2692-33-0x0000000003150000-0x00000000032E3000-memory.dmp

Filesize
1.6MB

Download
memory/2692-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2692-23-0x0000000000320000-0x00000000003E4000-memory.dmp

Filesize
784KB

Download

Analysis

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