xmrig | 8dc9d470094f5987cbb00e824767fb595529585b283b45b4066f8b3a40c1f400

General

Target

aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe
Size

784KB
MD5

aefe27efe9ced5f8e7cef4a9f4d61200
SHA1

f4abcb903353e2378180b74774fd66b6deb339d6
SHA256

8dc9d470094f5987cbb00e824767fb595529585b283b45b4066f8b3a40c1f400
SHA512

c7b321996922ac67fbf2cf26e315da341a9d99df538d2f32b159d7ec3ce5bedd98d1266e87ed6b55396cb6913d0c52d2c25d18f20461e73d878f6a29d9ac96b7
SSDEEP

24576:n8bmP/8N5+3LWDrhWLG2Coo3S6N9udsRL1:n8KP/8N5CLQ1/7S67

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/2488-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2488-15-0x00000000031B0000-0x00000000034C2000-memory.dmp	xmrig
behavioral1/memory/2488-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2128-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2128-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2128-33-0x0000000003100000-0x0000000003293000-memory.dmp	xmrig
behavioral1/memory/2128-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/2128-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2488-36-0x00000000031B0000-0x00000000034C2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2128	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2128	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2488	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2488-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000b000000012281-16.dat	upx
behavioral1/memory/2128-17-0x0000000000400000-0x0000000000712000-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	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2488	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2488	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe
2128	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2128	2488	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe	32
PID 2488 wrote to memory of 2128	2488	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe	32
PID 2488 wrote to memory of 2128	2488	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe	32
PID 2488 wrote to memory of 2128	2488	aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Users\Admin\AppData\Local\Temp\aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2128

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\aefe27efe9ced5f8e7cef4a9f4d61200_JaffaCakes118.exe

Filesize
784KB

MD5
48ea0071c1c84786a9ef135dab78a0cc

SHA1
2e4ac516a2e0fded75c704b05df74444b3128167

SHA256
0646030a91bf87de09a1ae8099119c6f01ab11c673c3006b0e80ef29c67d5819

SHA512
dfa42a7cffd81229d84d5d0b4d150a808186f520123bfa696e6e335748a17eae8f551a9d276a0b9da265e68f88765d1c129666785f579fde38da2ab797f8087a

Download Submit
memory/2128-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2128-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2128-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2128-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2128-33-0x0000000003100000-0x0000000003293000-memory.dmp

Filesize
1.6MB

Download
memory/2128-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/2128-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2488-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2488-1-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2488-15-0x00000000031B0000-0x00000000034C2000-memory.dmp

Filesize
3.1MB

Download
memory/2488-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2488-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2488-36-0x00000000031B0000-0x00000000034C2000-memory.dmp

Filesize
3.1MB

Download

Analysis

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