hxxps://kemper-stadtlohn[.]coupahost[.]com/sessions/oauth_callback/inbox/preferences

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
23/04/2024, 07:33

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General

Target

https://kemper-stadtlohn.coupahost.com/sessions/oauth_callback/inbox/preferences

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 = "133583312024409421"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1900	chrome.exe
1900	chrome.exe
4428	chrome.exe
4428	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
1900	chrome.exe
1900	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe
Token: SeShutdownPrivilege	1900	chrome.exe
Token: SeCreatePagefilePrivilege	1900	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe
1900	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 4848	1900	chrome.exe	90
PID 1900 wrote to memory of 4848	1900	chrome.exe	90
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 4260	1900	chrome.exe	91
PID 1900 wrote to memory of 644	1900	chrome.exe	92
PID 1900 wrote to memory of 644	1900	chrome.exe	92
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93
PID 1900 wrote to memory of 3528	1900	chrome.exe	93

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 https://kemper-stadtlohn.coupahost.com/sessions/oauth_callback/inbox/preferences
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:1900
- 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=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffd41ecab58,0x7ffd41ecab68,0x7ffd41ecab78
  2⤵
  PID:4848
- 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=1824 --field-trial-handle=1912,i,1113114779426710427,4283365174057499006,131072 /prefetch:2
  2⤵
  PID:4260
- 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=2160 --field-trial-handle=1912,i,1113114779426710427,4283365174057499006,131072 /prefetch:8
  2⤵
  PID:644
- 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=service --mojo-platform-channel-handle=2236 --field-trial-handle=1912,i,1113114779426710427,4283365174057499006,131072 /prefetch:8
  2⤵
  PID:3528
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --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=2996 --field-trial-handle=1912,i,1113114779426710427,4283365174057499006,131072 /prefetch:1
  2⤵
  PID:3868
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3004 --field-trial-handle=1912,i,1113114779426710427,4283365174057499006,131072 /prefetch:1
  2⤵
  PID:4800
- 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=4368 --field-trial-handle=1912,i,1113114779426710427,4283365174057499006,131072 /prefetch:8
  2⤵
  PID:4612
- 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=4532 --field-trial-handle=1912,i,1113114779426710427,4283365174057499006,131072 /prefetch:8
  2⤵
  PID:2340
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1664 --field-trial-handle=1912,i,1113114779426710427,4283365174057499006,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4428

C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
1⤵
PID:1232

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\Code Cache\js\index-dir\the-real-index

Filesize
72B

MD5
58d2686e817a4c9249ad511cacfa9091

SHA1
4f137f8ba3a35b2fd2e1646a1aa476049f6c5d91

SHA256
a7d653332b25b7e386f3cf32080bb8c5e8e1bf9f3329cf794d7189f353093261

SHA512
842a316b1c91bf621d7ccb1ec2189839b9b5e972e42fef0c34b48d2292de4c96ef272fb69cb88439dca2c05157056c702cd69ebcb439fac5e6ebcbd4d763001c

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

Filesize
1KB

MD5
e8479e8e0215a77b5610114e95c5ae4e

SHA1
db7bd51719c1c1fe6b18489b2ba9535b8b85adcb

SHA256
73aa8d317609c7e2760b33de5e70af7e89837f5918caa868eeb0670c1362d42b

SHA512
3362606243396fe8de99634e5ffba921aa99f7686dd8a41fff682dd6907598e660d736d00291f53b332f86fbd0f82d43f551572a67a90d39a2e109cf773a0c11

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

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

Filesize
691B

MD5
49d21cb9054207519425d900ae6ccc53

SHA1
4833463bde7c759e20e08df35ff4d1f711cc8895

SHA256
7cc25576c0a9aba666ec71f4f0fcbb479696f808cff74d03a5dfaeba000ac9e2

SHA512
cb4555a8f89102c37b24f26dcca92aabf3e942c311c5369000dbd551d9b2650410535a671b6ee4cefda6fed27dd074238ba9582b76d3b7a54ece3eee87a4cf7c

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

Filesize
7KB

MD5
913349253c87778f45eed36bd72bc0ef

SHA1
f12cc79ba03944b5628d7609cac48346f5828380

SHA256
65a4a6403b108129a2aff1851a88c3dfce1984a719dd870d468c7c1aa48651f4

SHA512
627bc60e146a6af24254eb661f696240e8fdfdfe0489d422dfdfaab14b678fc5f639276e316bcb2852be19208f0c3d356abc4021edb045260e844fed0c28c87d

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

Filesize
250KB

MD5
f1bf309f8bc483d07ae365c2042d9174

SHA1
b50347bb103f1b0c4df6a826c3a3b5319c8a362f

SHA256
9bf1a8e1c78f933840a6b601d2c975f2ff78ef6902b00bdec68ebd5b6aae2a5e

SHA512
db9d03e48774a1c65fce7db366e86b428d3f949847fa38d97e7705f7a767896303c3f45a8895919d3210cb28f52f1e17f282482e07f940e2bc8f5ed3e14d9f2e

Download Submit