hxxp://pjmcontractor[.]com

Analysis

max time kernel
79s
max time network
81s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15-04-2024 19:28

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General

Target

http://pjmcontractor.com

Score

1^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133576829357809776"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4048	chrome.exe
4048	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe
Token: SeShutdownPrivilege	4048	chrome.exe
Token: SeCreatePagefilePrivilege	4048	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe
4048	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4048 wrote to memory of 4536	4048	chrome.exe	91
PID 4048 wrote to memory of 4536	4048	chrome.exe	91
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 1692	4048	chrome.exe	93
PID 4048 wrote to memory of 116	4048	chrome.exe	94
PID 4048 wrote to memory of 116	4048	chrome.exe	94
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95
PID 4048 wrote to memory of 1456	4048	chrome.exe	95

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://pjmcontractor.com
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff9e6ac9758,0x7ff9e6ac9768,0x7ff9e6ac9778
  2⤵
  PID:4536
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1756 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:2
  2⤵
  PID:1692
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2136 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:8
  2⤵
  PID:116
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2236 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:8
  2⤵
  PID:1456
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2952 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:1
  2⤵
  PID:3920
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2964 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:1
  2⤵
  PID:3992
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4160 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:1
  2⤵
  PID:2864
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3092 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:1
  2⤵
  PID:2172
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=4280 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:1
  2⤵
  PID:4572
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3104 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:8
  2⤵
  PID:3232
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3176 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:8
  2⤵
  PID:4544
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=4104 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:1
  2⤵
  PID:1188
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=4344 --field-trial-handle=1856,i,1767397988527430239,8186959632453299010,131072 /prefetch:1
  2⤵
  PID:3652

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:3488

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 --no-appcompat-clear --mojo-platform-channel-handle=3756 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
1⤵
PID:3212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
6KB

MD5
f60da7839fcc26194925c345c3aa7c6c

SHA1
b41f3b869950e160ffb9a2f9308f67e63310f112

SHA256
2ffd4b9ec2cee3323737883d65eec90fb959e5578423fba987ee8cdd153b88da

SHA512
944c22ff1142f2204ef844fb6bb86e3adb7ba8cbd5c905bdd2018c721f05a75c97a7b80bcce104c0ad2cd304360ec0093151c4e2d56f24f9fc381e1743fdfbdd

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
5KB

MD5
34fdedfce377fb0ddd02b51497775313

SHA1
75625a520870b4679e2bbad93994119fdd166668

SHA256
811f5ec20ffa08ec26acce22030847a3cdc601aff8fec12c98c46c52d432b125

SHA512
51f55fcd2ea272b48026648c0406611a17a54608743016725daa78d9f49306674fe4a758b2e9490a7be5c37028f10a5476d4d69025a9a85fb92e37140d4ed4ec

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
6KB

MD5
c3ff1c305c5958106ed5211819983482

SHA1
3855d31a6c7c19c331dea24bd53ddf686379d8e1

SHA256
09be09edb022a637e33b56ffdad14e5cf9ba7fd6ffaf3d9cbbe43b8021f9b543

SHA512
0042c14b5369b35b21b59d23131e7dfd17e02310f03bc79fc8436853ed2d3672e5099cf7d20a3bd710085b274c468fb38badeb2a7179aba2f08d53935faa74a8

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
5KB

MD5
99ca2f37956759d4b48747109d3c6bbe

SHA1
168a176cf00a3e2d12ef0eff2b47c4662d7bd12f

SHA256
9821f21ef6fe609005e21711684520a02f31081322f459873e44913af1cd6d10

SHA512
8c3e4e779216da76418b2b867ff50199f5b8fa6e207a175a444346248dbedc775731ffcaba0bf47e5decef73ffbae2dd756fbec8346abd1302f638504ba9ffd6

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
128KB

MD5
4c1f8a9547b2638f169d3c36ad93bee2

SHA1
e962ab617e1d53c878add840bbb0d072e7c8c9c0

SHA256
938db8f6d896ac32b94b9bf2920d743fdb34a27508cb58bef7898d9759824349

SHA512
45fdda9568d8f3d0a3e7d0b799ac5629338ffa0da7bf5bf401dfe07802f31d88feef38c8559c7064e0eb2253147ceaee70e415e49b1f8331eedaaf30ee3a6c15

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

Filesize
2B

MD5
99914b932bd37a50b983c5e7c90ae93b

SHA1
bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

SHA256
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

SHA512
27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Download Submit