xmrig | 0c31d78ba338fbec17c1e6eb3ab9e1b2344ce300b5b9904f2138c5a47012ca0c

General

Target

f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe
Size

784KB
MD5

f71f827332ba086ffcb576be6fbbcc5d
SHA1

b094353723900189abdfab687038eb97cf7cdeae
SHA256

0c31d78ba338fbec17c1e6eb3ab9e1b2344ce300b5b9904f2138c5a47012ca0c
SHA512

7d3fda4fb64c5242dd5b73a089a9e149e2cfa21ff979a8715d56072474cc3fc6232912369aa9724fde0b6c948fa96c90cc524c571362999ed7bfeb7e28633306
SSDEEP

24576:GXNclX2hsxWROtngoQlbOBp3mu6tDwu4u4ftbcfIoj:aNcIqIWgx5KKtDwpu2tor

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/2092-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2092-15-0x00000000030F0000-0x0000000003402000-memory.dmp	xmrig
behavioral1/memory/2092-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/536-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/536-24-0x0000000003120000-0x00000000032B3000-memory.dmp	xmrig
behavioral1/memory/536-25-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/536-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/536-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
536	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
536	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2092	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2092-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x00080000000120f9-10.dat	upx
behavioral1/memory/536-17-0x0000000000400000-0x0000000000712000-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	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2092	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2092	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe
536	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 536	2092	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe	31
PID 2092 wrote to memory of 536	2092	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe	31
PID 2092 wrote to memory of 536	2092	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe	31
PID 2092 wrote to memory of 536	2092	f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Users\Admin\AppData\Local\Temp\f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:536

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\f71f827332ba086ffcb576be6fbbcc5d_JaffaCakes118.exe

Filesize
784KB

MD5
48067beb2f0d2cffc35d9cd35ec2d412

SHA1
a121a118c125dc97d23283ad9c56ae69c5482d8e

SHA256
89212edaaef09104f493a29f9c4cde2e91bb903ca1909ff13fb8c7081000f5a6

SHA512
8a937923b36021b26e3f237a40eb3b1f71e5364d5537ab27ca13a7056314e9b0741c14866f47e7bf5ef4c49d364a919f9e913d99c3789704ad2807affee258ce

Download Submit
memory/536-24-0x0000000003120000-0x00000000032B3000-memory.dmp

Filesize
1.6MB

Download
memory/536-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/536-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/536-21-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/536-25-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/536-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/536-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2092-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2092-1-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2092-15-0x00000000030F0000-0x0000000003402000-memory.dmp

Filesize
3.1MB

Download
memory/2092-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2092-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2092-36-0x00000000030F0000-0x0000000003402000-memory.dmp

Filesize
3.1MB

Download

Analysis

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