bc6a63b07a18d95278dee0e0d77c1e91d4a80bfca9732f030ce069894f610b14

General

Target

a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
Size

920KB
MD5

a7f29df168c669851c1979dbc41c95b2
SHA1

46d9da6397c063544cdd8dc9b9f8a65142aefa40
SHA256

bc6a63b07a18d95278dee0e0d77c1e91d4a80bfca9732f030ce069894f610b14
SHA512

79c92ba1352bff8f8f705b325a91196c867d45939ecf2bafac386c192637990d8a212d52b31bfb249794c28c1d1bee0c663ba827983b2fbb803271ca3446d0c6
SSDEEP

12288:avF4/h43r4Qmwl5i5bpKSAoBVWeJAJ9OtRsQuRXBS5w6jLCMkDjUW4cg083trAuS:dQTlYpk0xAyRbw3D

Score

9^/10

rezer0

Malware Config

Signatures

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral2/memory/2076-7-0x000000000A480000-0x000000000A530000-memory.dmp	rezer0

Deletes itself 1 IoCs

Processes:

powershell.exe

pid process

4888 powershell.exe

pid	process
4888	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe

description	pid	process	target process
PID 2076 set thread context of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exepowershell.exe

pid	process
2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
4888	powershell.exe
4888	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exea7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
Token: SeDebugPrivilege	4784	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
Token: SeDebugPrivilege	4888	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exea7f29df168c669851c1979dbc41c95b2_JaffaCakes118.execmd.exe

C:\Users\Admin\AppData\Local\Temp\a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2076

C:\Users\Admin\AppData\Local\Temp\a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
"{path}"
2⤵
PID:456

C:\Users\Admin\AppData\Local\Temp\a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
"{path}"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4784

C:\Windows\SysWOW64\cmd.exe
"cmd" /c start /b powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe' & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:224

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe'
4⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4888

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4212,i,11751898164297348119,13021661521765644467,262144 --variations-seed-version --mojo-platform-channel-handle=4120 /prefetch:8
1⤵
PID:2352

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hmo4pgq5.rhb.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2076-6-0x000000000A110000-0x000000000A118000-memory.dmp

Filesize
32KB

Download
memory/2076-3-0x00000000074B0000-0x0000000007542000-memory.dmp

Filesize
584KB

Download
memory/2076-4-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/2076-5-0x00000000028D0000-0x00000000028DA000-memory.dmp

Filesize
40KB

Download
memory/2076-71-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/2076-7-0x000000000A480000-0x000000000A530000-memory.dmp

Filesize
704KB

Download
memory/2076-8-0x000000000A5D0000-0x000000000A66C000-memory.dmp

Filesize
624KB

Download
memory/2076-9-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/2076-10-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/2076-2-0x0000000007980000-0x0000000007F24000-memory.dmp

Filesize
5.6MB

Download
memory/2076-1-0x0000000000670000-0x000000000075C000-memory.dmp

Filesize
944KB

Download
memory/2076-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/4784-35-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-20-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-70-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-68-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-66-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-62-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-60-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-59-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-56-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-54-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-52-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-50-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-48-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-46-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-44-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-42-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-38-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-36-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-40-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-32-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-30-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-28-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-26-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-24-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-22-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-16-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-18-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-14-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-73-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4784-76-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-74-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-523-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4784-524-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4784-525-0x00000000052C0000-0x0000000005326000-memory.dmp

Filesize
408KB

Download
memory/4784-64-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4784-527-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4784-11-0x0000000000400000-0x00000000004A8000-memory.dmp

Filesize
672KB

Download
memory/4888-543-0x00000000060B0000-0x0000000006404000-memory.dmp

Filesize
3.3MB

Download
memory/4888-529-0x0000000005830000-0x0000000005E58000-memory.dmp

Filesize
6.2MB

Download
memory/4888-530-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4888-532-0x00000000055E0000-0x0000000005602000-memory.dmp

Filesize
136KB

Download
memory/4888-533-0x0000000005E60000-0x0000000005EC6000-memory.dmp

Filesize
408KB

Download
memory/4888-528-0x0000000002C60000-0x0000000002C96000-memory.dmp

Filesize
216KB

Download
memory/4888-531-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4888-544-0x00000000065A0000-0x00000000065BE000-memory.dmp

Filesize
120KB

Download
memory/4888-547-0x0000000006AA0000-0x0000000006ABA000-memory.dmp

Filesize
104KB

Download
memory/4888-546-0x0000000007E30000-0x00000000084AA000-memory.dmp

Filesize
6.5MB

Download
memory/4888-545-0x00000000065D0000-0x000000000661C000-memory.dmp

Filesize
304KB

Download
memory/4888-548-0x0000000007850000-0x00000000078E6000-memory.dmp

Filesize
600KB

Download
memory/4888-549-0x0000000006B70000-0x0000000006B92000-memory.dmp

Filesize
136KB

Download
memory/4888-552-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download

description	pid	process	target process
PID 2076 wrote to memory of 456	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 456	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 456	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 2076 wrote to memory of 4784	2076	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe
PID 4784 wrote to memory of 224	4784	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	cmd.exe
PID 4784 wrote to memory of 224	4784	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	cmd.exe
PID 4784 wrote to memory of 224	4784	a7f29df168c669851c1979dbc41c95b2_JaffaCakes118.exe	cmd.exe
PID 224 wrote to memory of 4888	224	cmd.exe	powershell.exe
PID 224 wrote to memory of 4888	224	cmd.exe	powershell.exe
PID 224 wrote to memory of 4888	224	cmd.exe	powershell.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads